Baltimore, The William & Wilkind Company, 1934 - 2002. Royal8vo. Volume 1-21 + 32 in green half cloth, volume 33-36 in beige half cloth, volume 49-57 in orange half cloth, volume 58-65 in blue full cloth, volume 66-69 in white cloth. All volumes with gilt lettering to spine and small paper label pasted on to back board. Small stamp to title pages. A fine set which consists of the following volumes: 1-21, 32, 32-69. 59 volumes in total.
"Since its inception in 1934, Philosophy of Science, along with its sponsoring society, the Philosophy of Science Association, has been dedicated to the furthering of studies and free discussion from diverse standpoints in the philosophy of science."