Box 2
Container
Contains 94 Results:
Petromeen - Trademark Registration and Labels (Photocopies), 1955-1996
File — Box: 2, Folder: 51
Poly-Floc - Trademark Registration and Labels (Photocopies), 1957-1978
File — Box: 2, Folder: 52
Remosil - Trademark Registration and Labels (Photocopies), 1940, 1972, undated
File — Box: 2, Folder: 53
Dates:
1940, 1972, undated
Slime-Trol - Trademark Registration and Labels (Photocopies), 1953, 1993, undated
File — Box: 2, Folder: 54
Dates:
1953, 1993, undated
”America’s Second Kelp Processing Plant Opened in Rockland”, Portland Press Herald, 1937 April 22
File — Box: 2, Folder: 55
Dates:
1937 April 22
John Drew Betz and Charles A. Noll - “Further Studies with the Direct Colorimetric Hardness Titration”, Presented to American Water Works Association, 1950
File — Box: 2, Folder: 56
John Drew Betz and Charles A. Noll - “Total-Hardness Determination by Direct Colorimetric Titration”, Journal of American Water Works Association, 1950 January
File — Box: 2, Folder: 57
L. Drew Betz, Charles A. Noll, and J.J. Ma - “Removal of Silica from Water by Cold Process”, Industrial and Engineering Chemistry, 1940 October
File — Box: 2, Folder: 58
L. Drew Betz, Charles A. Noll, and John J. Maguire - “Adsorption of Soluble Silica from Water”, Industrial and Engineering Chemistry, 1941 June
File — Box: 2, Folder: 59
L. Drew Betz, Charles A. Noll, and John J. Maguire - “Adsorption Process for Removal of Soluble Silica from Water”, A.S.M.E. Transactions, 1941 November
File — Box: 2, Folder: 60
Dates:
1941 November