Theodore W. Bozarth
Walter D. Wesson's "Time on Bottom" duplex hand cancelers / "Time on Bottom" duplex hand cancelers La Posta monograph series ; v. 5 - Lake Oswego, OR La Posta Publications - 0 pages
Walter D. Wesson's "Time on Bottom" duplex hand cancelers / "Time on Bottom" duplex hand cancelers La Posta monograph series ; v. 5 - Lake Oswego, OR La Posta Publications - 0 pages