Stamp box directory
VELOX stamp box: dates and marks
Velox paper was introduced by the Nepera Chemical Company in the late 1890s and became a Kodak brand; it was a favorite of amateur photographers in the early 1900s.
Squares in corners
1901-1914
Diamonds in corners
1907-1914
Four triangles pointing up
1909-1914
Ranges cross-checked across: the2Buds.com chart, as republished by Sports Collectors Daily, 'Dating Vintage Real Photo Postcards'; SABR Baseball Cards Research Committee, 'Dating and Authenticating Real Photo Postcards' (2017); Postcards Everywhere collector chart (2010); Postal & Paper, 'Dating Postcards by the Stamp Box' (2026); Playle's Directory of Stamp Boxes (playle.com, frozen reference; marketplace closed 2020); Playle's detailed stamp-box directory pages (playle.com/realphoto/photoa.php, photod.php; image-keyed, contributor-verified; fetched 2026-07-18). Approximate by nature — see methodology.