In Memoriam, Carl Walske (1922-2009)
Carl Walske was among the leading collectors and researchers of philatelic forgeries. For over [...]
In Memoriam, Floyd E. Risvold (1912-2009)
Floyd Risvold at Big Sur, California in 1932 Floyd E. [...]
Carl Walske was among the leading collectors and researchers of philatelic forgeries. For over [...]
Floyd Risvold at Big Sur, California in 1932 Floyd E. [...]