61 books
American Berkshire Record Volume 1
American Berkshire Record Volume 55
American Berkshire Record Volume 21
American Berkshire Record Volume 15
American Berkshire Record, Volume 48
American Berkshire Record, Volume 37
American Berkshire Record, Volume 44
American Berkshire Record Volume 22
Berkshire Year Book and Breeding Herds Volume 1-3
American Berkshire Record Volume 16
American Berkshire Record Volume 35
American Berkshire Record Volume 28
American Berkshire Record, Volume 33
American Berkshire Record, Volume 52
American Berkshire Record Volume 39
American Berkshire Record Volume 5
American Berkshire Record, Volume 40
American Berkshire Record Volume 4
American Berkshire Record Volume 10
American Berkshire Record Volume 12
American Berkshire Record Volume 14
American Berkshire Record Volume 25
American Berkshire Record Volume 51
American Berkshire Record Volume 7