ASTM-C61 Complete Document History
Standard Specification for Gypsum Keene's Cement

Complete Current Edition:
   2000 R20 EDITION - REAPPROVED IN 2020 - July 1, 2020

Obsolete Revision Information:
   2000 R15 EDITION - REAPPROVED IN 2015 - Oct. 1, 2015
   2000 R11 EDITION - REAPPROVED IN 2011 - June 10, 2011
   2000 EDITION - Standard Specification for Gypsum Keene's Cement - July 10, 2000
   2000 R06 EDITION - REAPPROVED IN 2006 - July 10, 2000
   1995 EDITION - Standard Specification for Gypsum Keene's Cement - Oct. 10, 1995
   1994 EDITION - Standard Specification for Gypsum Keene's Cement - Aug. 15, 1994
   1993 EDITION - Standard Specification for Gypsum Keene's Cement - Aug. 15, 1993
   1991 EDITION - Standard Specification for Gypsum Keene's Cement - March 15, 1991
   1987 EDITION - Standard Specification for Gypsum Keene's Cement - Sept. 25, 1987