A theatre box of cats reacting to an unseen play, from a 1906 Tuck Oilette postcard. Wain's postcards put his cats in a million British pockets, and this is the form at its best.

Maker: Louis Wain
Date: 1906
Medium of the original: Chromolithograph postcard
Original held by: Raphael Tuck & Sons, Oilette postcard, 1906
Credit: Raphael Tuck & Sons, Oilette postcard, 1906 · via Wikimedia Commons
Rights: Public domain, verified
Catalogue number: PA-01817

As chosen: 12 x 8 in, art print, classic frame
Picture	12 x 8 in
Outside size	13.6 x 9.6 in
Depth	0.9 in (22 mm)
Weight	[[REAL PROOF NEEDED: shipped weight per size and frame]]
Hanging	[[REAL PROOF NEEDED: hanging hardware Prodigi fits to this frame]]
Material	Enhanced matte art paper, 200 gsm; acrylic glazing
Made in	Charlotte, North Carolina, by Prodigi

Before a size goes on sale, the file is measured against it: pixels per inch at that size, how much of the picture a crop would lose, tone and sharpness. A size that fails is not offered, so there is nothing to choose wrong.

How the print check works

Sizes offered
Size	dpi	Grade	How it fits
12 x 8 in	153	Good	Trimmed 4.4%

Sizes withheld
Size	Why
10 x 8 in	Wrong shape: a 20% crop
14 x 11 in	Wrong shape: a 19% crop
16 x 12 in	Wrong shape: a 15% crop
18 x 12 in	102 dpi; a historical scan is never enlarged
20 x 16 in	Wrong shape: a 20% crop
24 x 16 in	76 dpi; a historical scan is never enlarged
24 x 18 in	Wrong shape: a 15% crop
30 x 20 in	61 dpi; a historical scan is never enlarged
30 x 24 in	Wrong shape: a 20% crop
36 x 24 in	51 dpi; a historical scan is never enlarged
40 x 30 in	Wrong shape: a 15% crop
48 x 36 in	Wrong shape: a 15% crop
60 x 40 in	30 dpi; a historical scan is never enlarged