Lafarge Corporation, March 1990.  Stapled booklet, 63 pages including Glossary, Appendix, and About the Author.  Very good minus; illustrated laminated card covers; prior owner’s name and date on first blank page; remainder of interior clean and unmarked; center page detached from staples; illustrated with black & white line drawings, graphs and tables.  ‘This paper is mainly a bibliographic synthesis about Chemical Admixtures, and it is based on the following books:  S.N. Ghosh, Advances in Cement Technology 1983; V.S. Ramachandran, Concrete Admixtures Handbook 1984; M.R. Rixon and N.P. Mailvagaman, Chemical Admixtures for Concrete 1986; W.C. Hansen et al, Gypsum & Anhydrite in Portland Cement 1988; V.M. Malhotra, Superplasticizer and other Chemical Admixtures in Concrete 1989  and also on several internal reports published by Lafarge Coppee Recherche, Viviers.’ (from About the Author)