| Reference | {Deposit:: KUMMEL, H.B., 1901, REPORT ON PORTLAND CEMENT INDUSTRY; ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1900, PP 18; 42-43}{Deposit:: HAMILTON, S.H. 1904, THE CEMENT INDUSTRY; ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1903; PP 115-116.}{Deposit:: KUMMEL, H.B., 1900, NEW JERSEY GEOLOGICAL SURVEYS PERMENANT NOTES, ON FILE AT NJGS, TRENTON}{Deposit:: FIELD CHECKED 1985} |