Trefz, Bradley books & textbook
Gas Warfare At Belleau Wood, June 1918: CBRNPro.net Edition (Gas Warfare in World War I)
Cochrane, Rexmond Canning Harvey, David Trefz, Bradley
Independently published /2018-05-26 Paperback / 279 Pages
isbn-10: 1982955392 / isbn-13: 9781982955397
