TY  - RPRT
TI  - Studies of stone-setting mortars 
AU  - Kessler, Daniel W
AU  - Anderson, Ross E
PY  - 1953
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS BMS 139
DO  - 10.6028/NBS.BMS.139
ER  -