Fortran Programming -- The Early Turning Point  
   Chapter Excerpt from "Go To: The Story of the Math Majors, Bridge Players, Engineers, Chess Wizards, Maverick Scientists, & Iconoclasts" by Steve Lohr, discussing the early history of Fortran.
   http://inventors.about.com/library/inventors/blgotosample.htm

Fortran I  
   Images from and discussion of the first Fortran manual, published in October 1956.
   http://www.paulgraham.com/history.html

Fortran: The First Successful High Level Programming Language  
   Short essay by Mary Bellis, part of the "Inventors of the Modern Computer Series" series.
   http://inventors.about.com/library/weekly/aa072198.htm

WATFOR's Silver Anniversary  
   Describes the history of WATFOR, a dialect of Fortran, from 1965 to 1990.
   http://csgwww.uwaterloo.ca/sdtp/watfor.html

Fortran II manual  
   Manual for the 1958 version of Fortran created by IBM.
   http://www.bitsavers.org/pdf/ibm/704/C28-2000-2_704_FORTRANII.pdf

IBM 704 Fortran Manual  
   Manual for the first version of Fortran (1956).
   http://www.fortran.com/ibm.html

Fortran 66 standard  
   In PDF format.
   http://www.fh-jena.de/~kleine/history/languages/ansi-x3dot9-1966-Fortran66.pdf

Controversy, Compromise, Modernization: From FORTRAN to Fortran 90  
   By Jeanne Adams. Describes the evolution of Fortran, focusing on the Fortran 90 standard.
   http://www.scd.ucar.edu/tcg/consweb/Fortran90/scnhist.html

Fortran Versions  
   A brief history of Fortran versions 1 to Fortran 95.
   http://www.ibiblio.org/pub/languages/fortran/ch1-1.html

Fortran 77  
   A brief history of Fortran 77 with some links.
   http://www.liv.ac.uk/HPC/HTMLF90Course/HTMLF90CourseNotesnode29.html#SECTION00031000000000000000

Wikipedia: Fortran  
   An encyclopedia description of Fortran history with many links to programming terms.
   http://en.wikipedia.org/wiki/Fortran