61 books
American Berkshire Record Volume 8
American Berkshire Record, Volume 13
American Berkshire Record Volume 56
American Berkshire Record Volume 9
American Berkshire Record, Volume 47
American Berkshire Record Volume 54
American Berkshire Record Volume 57
American Berkshire Record Volume 38
American Berkshire Record Volume 3
American Berkshire Record Volume 6
American Berkshire Record Volume 31
American Berkshire Record Volume 23
American Berkshire Record Volume 20