6.2 Scale Set of Each Rule

The table below is ordered by Maker, then by Model, then by Year.

Maker Model Year Front Scales Back Scales
Acu-Rule Acu-Math 1300
1965 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 K A [ B T ST S ] D L LL1
Acu-Rule Acu-Math 90A
1945 T DF [ CF CIF CI C ] D S ST A [ B K L C ]
Alco P266
1966 A [ B CI C ] D Addiator
American Blueprint Military 1948-1957 OppAngDeg OppAngMils [ ApexAngMils ApexAngDeg CI C ] D A [ T ST S C ]
Aristo 0968 1963 T ST DF [ CF CIF CI C ] D P S LL01 LL02 LL03 A [ B L K C ] D LL3 LL2 LL1
Aristo 1067U 1961 cm /| K A [ B BI CI C ] D P S T [ L LL1 LL2 LL3 ] in
Aristo 966H 1951 K DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
Aristo 970 1954 LL01 LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2 LL1 LL00 K A [ B T ST S C ] D DI LL0
Baetzmann Spring Calculator 1941 load [ diam rad ] [ Es Nspr ] defl shear [ rad diam ] load
Blundell Rules Limited Radiac No. 1 1952-1956 Dose/Rate Time StartExp
Boykin RotaRule Model 510 1965 K A D [ C CI CF S CS ST T CT B L ] D50 DLL V2 [ V1 C50 LL3 LL2 LL1 LL01 LL02 LL03 ]
C-Thru S-96
1973 K D A L [ C B CI ] [ S L T ]
Charvoz-Roos PSR-105 1944-45 A [ B CI C ] D K [ S L T ]
Charvoz-Roos Power Trig
1945 T DF [ CF CIF CI C ] D S ST LL0 LL00 A [ B K L C ] LL3 LL2 LL1
Charvoz-Roos SR-104
1941 A [ B CI C ] D K
Charvoz-Roos SR-108 1945 K A [ B S T C ] D DI [ L C2 C1 ] D1 D2 D
Charvoz-Roos SR-109
1941 T DF [ CF CIF CI C ] D S ST LL0 LL00 A [ B K L C ] LL3 LL2 LL1
Charvoz-Roos SR-109 1942 T DF [ CF CIF CI C ] D S ST [ B K L C ]
Concise 28
1970 D [ C CI A K ]
Concise 380
1959-1966 L [ C F ] XL X dBvi dBw C [ L F ] Xc Freq Lambda Fcs
Concise 600ST 1969 in || D [ C CI L A S T K ] || cm
Davies Routledge Engineer
1825 A [ B ] C in [ in ]
Dietzgen 1732
1952 L LL1 DF [ CF CIF CI C ] D LL3 LL2 LL0 LL00 A [ B T ST S ] D DI K
Dietzgen 1732
1952 L LL1 DF [ CF CIF CI C ] D LL3 LL2 LL0 LL00 A [ B T ST S ] D DI K
Dietzgen 1734
1963 LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2 LL01 K A [ B T1 T2 ST S ] D DI LL1
Dietzgen 1739-L 1954 L K A [ B CI C ] D LL1 LL2 LL3 T1 T2 DF [ CF CIF CI C ] D S ST P
Dietzgen 1745
1940 K A [ B CI C ] D A [ S T ] D L
Dietzgen 1759 1914-1915 in /| A [ B R C ] D || E [ S L T ]
Dietzgen 1761-AL 1910-1912 in /| A [ Br-B’’ C ] D || cm [ S L T ]
Dietzgen 1762B
1904 in /| A [ Br-B’’ C ] D || K [ S L T ]
Dietzgen 1762B
1905 in /| A [ Br-B’’ C ] D || K [ S L T ]
Dietzgen 1767
1965 K S A [ B CI C ] D T L
Dietzgen 1771 1970-1972 in /| A [ B CI C ] D K | cm [ S L T ]
Dietzgen 1776 1972 DF [ CF CIF CI C ] D L K A [ B T ST S ] D DI
Dietzgen N1725 1967 LL01 LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2 LL1 Th Sh2 Sh1 A [ B T1 T2 ST S ] D DI K
Engineering Instruments 10-B
1950 A [ B CI C ] D K
Engineering Instruments 250-BT
1960 A [ B CI C ] D K [ S L T ]
Engineering Instruments 250-V
1960 A [ B CI C ] D K [ S L T ]
Faber 365
1898 in /| A [ B C ] D || cm < cm > [ S L T ]
Faber 367
1900 in /| A [ B C ] D || cm < cm > [ S L T ]
Faber-Castell 1/54 1960 cm L /| K A B CI C ] D P || S T [ LL1 LL2 LL3 ]
Faber-Castell 1/87m 1947 cm /| K A [ B CI C ] D L || 1:25 [ S ST T ]
Faber-Castell 2/82 1957 cm T1 T2 A [ B BI CI C ] D P S in LL03 LL02 LL01 K [ K’ L ST CF ] DF LL1 LL2 LL3
Faber-Castell 2/83N 1970 T1 T2 K A DF [ CF B CIF CI C ] D DI S ST P LL03 LL02 LL01 LL00 W2 [ W2’ CI L C W1’ ] W1 D/LL0 LL1 LL2 LL3
Faber-Castell 363
1905 in /| A [ B C ] D || cm < cm > [ S L T ]
Faber-Castell 387 1935 cm /| K A [ B CI C ] D L || 1:25 [ S ST T ]
Faber-Castell 62/83 1972 K T1 T2 DF [ CF CIF CI C ] D S ST P LL03 LL02 LL01 W2 [ W2’ L C W1’ ] W1 LL1 LL2 LL3
Faber-Castell 67/54R 1953-1956 in /| L K A [ B CI C ] D P S T [ LL1 LL2 LL3 ]
Factory10 YCP-12 1957 cm /| K A [ B CI C ] D L || cm [ S ST T ]
Fearns Calculators A13
1970 K D [ C B ] A LL S T
Festus 50 1938 A [ B CI C ] D K
Festus Acu-Rule 10D 1938 A [ B CI C ] D K
Fowler Long-Scale (RX) 1943 C C1 C2 C3 C4 C5 C6 C CI L R1 R1 S T ST
Gilson Atlas
1931 C0 C theta1 S1 T1 theta2 S2 T2 theta3 S3 T3 frac
Gilson Binary 1941 C CI A K L LL3 LL2 LL1 LL0 Ab frac drill_thread in/mm theta1 S1 T1 theta2 S2 T2 theta3 S3 T3 frac
Gilson Midget 1919 C CI L A LL Ab frac drill_thread in/mm theta1 S1 T1 theta2 S2 T2 theta3 S3 T3 frac
Gilson Midget
1940 C CI L A LL Ab frac drill_thread in/mm theta1 S1 T1 theta2 S2 T2 theta3 S3 T3 frac
Goodyear promo
1950 A [ B C ] D
HH Universum 1935-1942 cm /| K A [ B CI C ] D L | 1:25 [ S T ]
Hemmi 153 1931-1934 L K A [ B CI C ] D T Gtheta theta Rtheta P [ Q Q’ C ] LL3 LL2 LL1
Hemmi 153
1938 L K A [ B CI C ] D T Gtheta theta Rtheta P [ Q Q’ C ] LL3 LL2 LL1
Hemmi 153 1955 L K A [ B CI C ] D T Gtheta theta Rtheta P [ Q Q’ C ] LL3 LL2 LL1
Hemmi 159 1949-51 T DF [ CF CIF CI C ] D S ST LL0 LL00 A [ B K L C ] LL3 LL2 LL1
Hemmi 255 1952 L K DF [ CF CIF CI C ] D x theta Sh1 Sh2 Th A [ B TI2 TI1 SI C ] D LL3 LL2 LL1
Hemmi 257 1956 L A DF [ CF CIF CI C ] D LL3 LL2 LL1 CH1 CH2 M1 M2 dF dC dK F P1 P2 P3 tw
Hemmi 258 1951 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1952 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1953 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1957 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1958 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1963 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1966 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1967 LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L
Hemmi 258 1971 LL00 K A DF [ CF CIF CI C ] D R1 R2 LL0 L LL01, LL02, LL03 [ T SRT S C ] D LL3 LL2 LL1
Hemmi 258 1972 LL00 K A DF [ CF CIF CI C ] D R1 R2 LL0 L LL01, LL02, LL03 [ T SRT S C ] D LL3 LL2 LL1
Hemmi 30 1964 cm /| A [ B CI C ] D [ S L T ]
Hemmi 32 1936-43 in /| A [ B CI C ] D K || cm [ S L T ]
Hemmi 32 1947-49 in /| A [ B CI C ] D K || cm [ S L T ]
Hemmi 32 1957 in /| A [ B CI C ] D K || cm [ S L T ]
Hemmi 40
1930 A [ B C ] D [ S L T ]
Hemmi 40
1940 A [ B C ] D [ S L T ]
Hemmi 40RK 1954 A [ B CI C ] D K [ S L T ]
Hemmi 40RK 1966 A [ B CI C ] D K [ S L T ]
Hemmi 45K 1968 K DF [ CF CI C ] D A TI L SI
Hemmi 50/1
1935 in /| A [ B CI C ] D K || cm [ S L T ]
Hemmi 50W 1953 in /| A [ B CI C ] D K || cm [ S L T ]
Hemmi 50W 1959 in /| A [ B CI C ] D K || cm [ S L T ]
Hemmi 80/3
1935 cm /| LL2 A [ B CI C ] D LL3 || in < eff volt > [ S L T ]
Hemmi Pocket Versalog 1965 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1
Hemmi Pocket Versalog 1968 LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1
Hemmi S40RK 1962 A [ B CI C ] D K [ S L T ]
Jacob and Halse Sector 1809 T S A
K&E 4035 1922 in /| A [ B C ] D || cm [ S L T ]
K&E 4041
1895 in /| A [ B C ] D || cm < cm > [ S L T ]
K&E 4041
1900 in /| A [ B C ] D || cm < cm > [ S L T ]
K&E 4041 1915-1921 in /| A [ B C ] D || cm [ S L T ]
K&E 4053-2 1910-1914 in /| A [ B CI C ] D || K [ S L T ]
K&E 4053-3 1910-1914 in /| A [ B CI C ] D || K [ S L T ]
K&E 4054 1900-1914 in /| A [ B C ] D || cm [ S L T ]
K&E 4054 1946 A [ B CI C ] D K [ S L T ]
K&E 4055 1951 A [ B C ] D [ S L T ]
K&E 4058
1915 A [ B C ] D [ S L T ]
K&E 4058 1925-1936 A [ B C ] D [ S L T ]
K&E 4058 (student) 1916-1925 A [ B C ] D [ S L T ]
K&E 4058C 1929-1937 A [ B C ] D [ S L T ]
K&E 4058D 1942 A [ B C ] D [ S L T ]
K&E 4058D 1942 A [ B C ] D [ S L T ]
K&E 4058W 1930-1935 A [ B C ] D [ S L T ]
K&E 4058W 1936-1943 A [ B C ] D [ S L T ]
K&E 4070-3 1950 DF [ CF CIF CI C ] D L K A [ B T ST S ] D DI
K&E 4080-3 1953 L LL1 DF [ CF CIF CI C ] D LL3 LL2 LL0 LL00 A [ B T ST S ] D DI K
K&E 4081-3 1937 L LL1 DF [ CF CIF CI C ] D LL3 LL2 LL00 LL0 A [ B T ST S ] D DI K
K&E 4081-3 1955 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 L K A [ B T ST S ] D DI LL1
K&E 4083
1916 A [ B C ] D A [ BI CI ] D
K&E 4083-3 1948 L LL1 DF [ CF CIF CI C ] D LL3 LL2 LL0 LL00 A [ B T ST S ] D Th Sh2 Sh1
K&E 4088-1 1923 DF [ CF CIF C ] D K A [ B S T CI ] D L
K&E 4088-2 1916-1920 DF [ CF CIF C ] D K A [ S T CI ] D L
K&E 4088-3 1916-1922 DF [ CF CIF C ] D K A [ S T CI ] D L
K&E 4088-3 1922 DF [ CF CIF C ] D K A [ B S T CI ] D L
K&E 4088-3 1923 DF [ CF CIF C ] D K A [ S T CI ] D L
K&E 4088-5
1920 DF [ CF CIF C ] D K A [ S T CI ] D L
K&E 4092 1913 A [ B S C ] D LL1 LL2 LL3 [ C T CI ] D L
K&E 4092-3 1922 DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
K&E 4092-3 1923 DF [ CF CIF CI C ] D L K LL0 A [ B S T C ] LL3 LL2 LL1
K&E 4092-3 1925 K DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
K&E 4092-3 1929 K DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
K&E 4092-3 1929 K DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
K&E 4092-3 1933 K DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
K&E 4093-3 1933 L LL0 DF [ CF B CI C ] D LL3 LL2 Sh1 Sh2 Th [ SI1 SI2 TI ] D S T
K&E 4094 1951 in /| DF [ CF CI C ] D || cm
K&E 4095-3 1934 DF [ CF C ] D [ CI ] D
K&E 4097C 1957 A [ B CI C ] D K in || [ S L T ] || cm
K&E 4097D 1944 A DF [ CF CI C ] D K in [ S B L T ] cm
K&E 4098A 1944 A [ B C ] D in [ S L T ] cm
K&E 4100 1915-1922 R [ H V ] A [ B ]
K&E 4133 1913-1922 in /| A [ B C ] D || B&SGauge < CurrRatings > cm [ S L T ]
K&E 4139 1946 LC A [ B T ST S ] D DI L DF [ CF CIF CI C ] D 2PI
K&E 4181-1 1957 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 L K A [ B T SRT S ] D DI LL1
K&E 4181-1 1957 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 L K A [ B T ST S ] D DI LL1
K&E 4181-3 1956 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 L K A [ B T SRT S ] D DI LL1
K&E 68-1100 1969 Sq1 Sq2 DF [ CF CIF L CI C ] D LL0 LL1 LL2 LL3 LL03 LL02 LL01 LL00 A [ B T SRT S C ] D DI K
K&E 68-1130 1967 Sq1 Sq2 DF [ CF CIF L CI C ] D Ln0 Ln1 Ln2 Ln3 Ln-3 Ln-2 Ln-1 Ln-0 A [ B T SRT S C ] D DI K
K&E 68-1892
1970 K A [ B S CI T C ] D L
K&E 9071-3
1948 DF [ CF CIF CI C ] D L K A [ B T ST S ] D DI
K&E Mystery 1934 in /| A DF [ CF CI C ] D K || cm [ S B L T ]
K&E N4041 1941 in /| A [ B C ] D || cm [ S L T ]
K&E N4053-3 1925 in /| A [ B CI C ] D K || cm [ S L T ]
K&E N4053-5 1937 in /| A [ B CI C ] D K || cm [ S L T ]
K&E N4058W 1950 A [ B CI C ] D K [ S L T ]
K&E N4081-3 1954 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 K A [ B T ST S ] D L LL1
K&E N4092-5 1936 K DF [ CF CIF CI C ] D L LL0 A [ B S T C ] LL3 LL2 LL1
K&E N4096 1950 DF [ CF CI C ] D
K&E N9081-3
1948 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL01 K A [ B T ST S ] D L LL1
KHH Mannheim Multiphase Adjustable 1924 cm /| A [ B CI C ] D K || in [ S L T ]
Lawrence 10-B
1940 A [ B CI C ] D K
Lawrence 10-B
1942 A [ B CI C ] D K
Lawrence 10-C 1935-1938 D [ C Size ] Area
Lawrence 10-D
1946 thick [ width length ] BoardFeet
Lawrence 10-N
1946 D [ C pica ] pica
Lawrence 8-B 1935-1938 A [ B CI C ] D K
MARC promo
1930 in /| A [ B C ] D
MARC promo
1930 in /| A [ B C ] D
MATSKU KL-1 1969 A C D S T
Nestler 1a
1920 A [ B C ] D
Nestler 23R
1930 cm /| K A [ B CI C ] D L || 1:25 [ S ST T ]
Nestler 24
1930 cm /| K A [ B CI C ] D L || cm < cm > [ S ST T ]
Nestler 41 Pocket
1925 A [ B C ] D [ S L T ]
Novotni Weight Calculator
1935 thk [ wd len ] [ dens xsec ] wgt
Otis King Model K 1965 D [ C ]
Otis King Model L 1949 D [ C L ]
Pickett 1 1945-46 R31 R32 R33 L [ T1 T2 ST S CI C ] D R1 R2
Pickett 1000 1947-49 A [ B T ST S ] D K DF [ CF CIF CI C ] D L
Pickett 2 1946-47 R31 R32 R33 L [ T1 T2 ST S CI C ] D R1 R2 N01 N02 N03 N04 [ CF CI C ] D N1 N2 N3 N4
Pickett 20-BASIC
1955 K A [ B T S CI C ] D L
Pickett 3-T 1953 R31 R32 R33 DF [ CF CIF T ST S CI C ] D R1 R2 N01 N02 N03 N04 DF/m [ CF/m L CI C ] D N1 N2 N3 N4
Pickett 4-ES 1958 R31 R32 R33 DF [ CF T1 T2 ST S CI C ] D DI R1 R2 N1 N01 N2 N02 DF/M [ CF/M TH SH1 SH2 L CI C ] D N3 N03 N4 N04
Pickett 500 1948 LL0 LL00 A [ B T ST S ] D K L LL1 DF [ CF CIF CI C ] D LL3 LL2
Pickett 500-T 1952-54 LL0 LL00 A [ B ST T S C ] D K L LL1 DF [ CF CIF CI C ] D LL3 LL2
Pickett 600 1950 LL1 A [ B T ST S C ] D DI K LL2 DF [ CF CIF CI L C ] D LL3
Pickett 600-ES 1959 LL1 LL01 A [ B ST T S C ] D DI K LL2 LL02 DF [ CF CIF L CI C ] D LL3 LL03
Pickett K500 1948 LL0 LL00 A [ B T ST S ] D K L LL1 DF [ CF CIF CI C ] D LL3 LL2
Pickett N-500-ES 1962 LL1 LL01 A [ B T ST S C ] D DI K LL2 LL02 DF [ CF CIF L CI C ] D LL3 LL03
Pickett N-500-ES 1962 LL1 LL01 A [ B T ST S C ] D DI K LL2 LL02 DF [ CF CIF L CI C ] D LL3 LL03
Pickett N-500-T 1964-75 LL1 LL01 A [ B T ST S C ] D DI K LL2 LL02 DF [ CF CIF L CI C ] D LL3 LL03
Pickett N-515-T 1962-65 Lr fx A [ B S T CI C ] D L Ln [ reactance ]
Pickett N-515-T 1962-65 Lr fx A [ B S T CI C ] D L Ln [ reactance ]
Pickett N1006-ES 1962-64 K A [ B ST T S C ] D DI Ln DF [ CF CIF CI C ] D L
Pickett N1010-ES Trig Demonstration
1960 K A [ B ST T S C ] D DI L DF [ CF CIF CI C ] D DI Ln
Pickett N1010-T TRIG
1962 K A [ B ST T S C ] D DI Ln DF [ CF CIF CI C ] D DI L
Pickett N1010-T TRIG
1964 K A [ B ST T S C ] D DI L DF [ CF CIF CI C ] D DI
Pickett N1040-ES 1954 StmVlvSize1 StmVlvSize2 dP D [ C SpGr Viscosity Q] Cv LiqVlvSize1 LiqVlvSize2 PI PC [ dP SpGr GasTemp SuperHeat Q ] CG CS GasVlvSize1 GasVlvSize2
Pickett N4-ES 1959 R31 R32 R33 DF [ CF CIF T1 T2 ST S CI C ] D DI R1 R2 N1 N01 N2 N02 DF/M [ CF/M TH SH1 SH2 Ln L CI C ] D N3 N03 N4 N04
Pickett N600-ES
1964 LL1+ LL1- A [ B ST T S C ] D DI K LL2+ LL2- DF [ CF Ln L CI C ] D LL3+ LL3-
Pickett N600-ES
1964 LL1+ LL1- A [ B ST T S C ] D DI K LL2+ LL2- DF [ CF Ln L CI C ] D LL3+ LL3-
Pickett N600-T 1962 LL1 LL01 A [ B ST T S C ] D DI K LL2 LL02 DF [ CF Ln L CI C ] D LL3 LL03
Pickett N902-ES 1973 K A [ B T S CI C ] D L
Pickett N909-ES 1962-75 K A [ B T S CI C ] D L far A [ conversions ] A cel
Reiss 3223 Progress 1971 A DF [ CF CI C ] D L T1 T2 [ LL1 LL2 LL3 ] D S
Relay-Ricoh 150 1972 L LL1 DF [ CF CIF CI C ] D LL3 LL2 LL0 LL00 A [ B K CI C ] D S ST T
Relay-Ricoh 151
1974 LL01 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL1 LL00 L K A [ B S ST T C ] D DI P LL0
Relay-Ricoh F-686 1961 Tr1 Tr2 P’ P [ Q ST Sr Stheta C ] D LL01 LL02 LL03 Sh1 Sh2 DF A [ B CF Th CI C ] D LL3 LL2 db
Richardson 1776
1918 K S A [ B CI C ] D T L
Richardson Direct Reading (812)
1911 S A [ B C ] D T L
Richardson Direct Reading Pocket
1912 A [ B C ] D
Richardson Direct Reading Pocket
1912 A [ B C ] D
Richardson Pantocrat 812
1912 S A [ B C ] D T L
Rietz UTO 601
1960 in /| K A [ B CI C ] D L [ S ST T ]
Rietz UTO 601
1960 in /| K A [ B CI C ] D L [ S ST T ]
Ruyi 1002 1966 Ln01 Ln02 Ln03 DF [ CF CIF H2 H3 CI C ] D Ln3 Ln2 Ln1 SH1 SH2 K A [ B S Hp T1 T2 C ] D DI L TH
Staedtler 54408 1964 T ST DF [ CF CIF CI C ] D P S LL01 LL02 LL03 A [ B L K C ] D LL3 LL2 LL1
Stanley Fuller’s Calculator Model No. 1 1909 C
Sterling 587
1970 A [ B CI C ] D K [ S L T ]
Sterling 587 1972 A [ B CI C ] D K [ S L T ]
Sterling 594 1972 LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2 LL01 K A [ B T1 T2 ST S ] D DI LL1
Sterling 594 1972 LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2 LL01 K A [ B T1 T2 ST S ] D DI LL1
Sterling 684
1968 A [ B CI C ] D K [ S L T ]
Thornton P.I.C. 101 1945 cm || A [ B ISd ITd Td Sd C ] D L || in
Thornton P.I.C. F3649 1954 cm /| LL2 A [ B CI C ] D LL3 | in [ S L T ]
Thornton P221
1967 S ST T A [ B L K C ] D DI Ps Pt LL01 LL02 LL03 DF [ CF CI ISd ITd Td Sd C ] D LL3 LL2 LL1
Unique Navigational 1943 1:1e6 || S A [ B S T C ] D T || 1:5e5
noID Comparative Rule
1880 shillings/gal [ strength over/under proof ] shillings/gal gallons [ strength over/under proof ] gallons
noID Engraving Rule
1928 D [ C C’ ] D’
noID Engraving Rule
1960 A [ B P L C ] C’ P
noID noID 1919 cm /| K A [ B C ] D L || in [ S L T ]
noID noID
1970 A [ B CI C ] D K