TY  - BOOK
AU  - Twenhofel, William H.
TI  - Principles of sedimantation
U1  - 551.3 
PY  - 1950///
CY  - New York
PB  - Mcgraw-Hill Book Company, Inc.
KW  - Sedimentation and deposition
N1  - Includes bibliographies
ER  -