References

General Reference Material

• The Oughtred Society
  • Beginner’s Guide to Collecting Slide Rules
    
  • All About Slide Rules
    
  • Slide Rules of the Major Makers
    
  • Also, search their Journal of the Oughtred Society (JOS) from on-line.
    
• International Slide Rule Museum
  
• When Slide Rules Ruled, Scientific American, May 2006, pp. 80-87.
  
• Virtual Slide Rule Replicas, by Dr Robert P. Wolf
  • for those without access to a physical slide rule
    
• A History of the Logarithmic Slide Rule and Allied Instruments, Florian Cajori
  • The Engineering News Publishing Company, New York, 1909
    
  • pdf document obtained from Google books

Primary Web Site References: Major Makers

• Aristo, Dennert & Pape
  • JOS V6.1 p4 (1997)
    
  • JOS V18.2 p60 (2009)
• Blundell Rules Limited
  • JOS V7.1 p17
    
  • OS Major Makers
• Dietzgen
  • Dietzgen Matrix
    
  • JOS V5.2 p42
    
  • JOS V18.1 p10
    
  • JOS V18.1 p15
    
  • JOS V21.1 p26
    
  • JOS V24.1 p61
• Engineering Instruments, Lawrence Engineering
  • The Unique Lawrence
    
  • JOS V5.2 p55 (1996)
• Faber, Faber-Castell
  • Colin Tombeur Matrix
    
  • Trevor Catlow article
    
  • Manufacturing Dates
    
  • Peter Holland text
    
  • JOS V8.1 p35 (1999)
    
  • JOS 18.2 p46 (2009)
• Felsenthal
  • Made in Chicago Museum article
    
  • JOS 16.1 p27 (2007)
• Festus, Acu-Rule, Sterling
  • Festus History Article
    
  • Acu-Rule History site
    
  • ISRM
    
  • JOS 14.1 p51 (2005)
• Gilson, Richardson
  • ISRM page
    
  • JOS 1.1 p9 (1992)
    
  • JOS v1.1 p14 (1992)
    
  • JOS v9.1 p48 (2000) – Gilson, Part I
    
  • JOS v9.2 p47 (2000) – Gilson, Part II
    
  • JOS v15.1 p39 (2006) – Richardson and Gilson
    
  • JOS v30.1 p25 (2021) – A Smoking Gun: The Gilson-Richardson Connection
    
  • The Slide Rule Simplified
• Hemmi
  • Date Codes
    
  • Sphere site
    
  • JOS V2.1 p34 (1992)
    
  • JOS V12.1 p41 (2003)
• Keuffel and Esser (K&E)
  • McCoy Site
    • Dating K&E Slide Rules
      
  • 4092 Evolution
    
  • JOS 10.2 p59 (2001)
    
  • Thacher’s Calculating Instrument
    • JOS 3.2 p38 (1994)
      
    • JOS 5.1 p25 (1996)
• Nestler
  • JOS V11.1 p38 (2002)
    
  • Craenen, slides from IM1995
• Pickett
  • Pickett Chronology
• Post
  • JOS V9.2 p37 (2000)
• Relay-Ricoh
  • Date Codes
• Ruyi
  • JOS 14.2 p59 (2005)
• Thornton
  • JOS 6.1 p29 (1997)
    
  • JOS 6.1 p30 (1997)
• Unique
  • JOS V6.1p32 (1997)

Primary Web Site References: Other Makers

• Boykin
  • The Boykin Rota-Rule
• Davies, Routledge Engineer’s Rule
  • see Hopp
• Fowler
  • JOS V7.2 p43 (1998)
• Gunter’s Scale
  • JOS 3.2 p14 (1994)
    
  • JOS 6.2 p7 (1997)
    
  • JOS 8.2 p6 (1999)
    
  • JOS 13.1 p11 (2004)
• HH
  • The Universum
• Jacob and Halse, Sector
  • British Instr. Makers, p. 149
    
  • JOS v.2 p14 (1997)
• Novotni
  • Smithsonian
• Otis King
  • Dick Lyon site
    
  • JOS 7.1 p33 (1988)
• Palmer’s Computing Scale
  • JOS 3.1 p9 (1994)
  • JOS 4.1 p5 (1995)
  • Scientific American, Vol. 1, Issue 8, October 16, 1845.
• Sikes’s Hydromter
  • JOS 10.1 p30 (2001)
• Sillcocks-Miller
  • JOS V14.2 p63 (2005)
• Stanley (Fuller Cylindrical)
  • Smithsonian
    
  • McCoy’s site
    
  • JOS 4.1p33 (1995)
• UIF Shanghai
  • JOS 14.2 p59 (2005)
    
  • JOS 15.1 p36 (2006)

See also the chapter, Books, Manuals, and Sheets.

Other References from the Text

Fiesenheiser, E. I. 1951. The Versalog Slide Rule: An Instruction Manual. 1st ed. Chicago: The Fredrick Post Co.

Hopp, Peter M. 1999. Slide Rules: Their History, Models, and Makers. Mendham, NJ: Astragal Press.

K & e Slide Rules: Deci-Lon, an Instruction Manual. 1962. Morristown, NJ: Keuffel & Esser Co.

R Core Team. 2021. R: A Language and Environment for Statistical Computing. Vienna, Austria: R Foundation for Statistical Computing. https://www.R-project.org/.

RStudio, PBC. 2019. RStudio. http://rstudio.com.

Xie, Yihui. 2016. Bookdown: Authoring Books and Technical Documents with r Markdown. https://github.com/rstudio/bookdown.