Imprint varies.

Litchfield Collection on the History of Fatty Materials.

Carter Litchfield; gift; 9/2007

Beginning in 1932, pt. 2 of each July issue is the Association's proceedings.

Pt. 2 of January issues, 1934, 1937, 1942, 1945 are lists of and subject indexes to, the Association's publications, Sept. 30, 1926-Jan. 1, 1945.

For 1933/34- pt. 2 of each Oct. number issued as: Yearbook and committee list.