2017-07-03 Data from seller listings. eBay 2087449 has good pictures.
"Archway Paperback edition published September, 1975" with no number line. The 1975-09-28 date is from Barnes and Noble 1003473310. There may also be a June 1977 printing as Amazon has that date for this ISBN.
Publisher from back cover and copyright page
Pages from {{OCLC|270660944}}
Binding from seller listings - it's possible it's tp sized
ISBN derived from SBN 672-29734-2-125 on the spine. The front cover has "29734"