Green’s Dictionary of Slang

pornographic, e.g. perv film, perv book, perv show, a strip show.

1944		L. Glassop We Were the Rats 177: Bluey brought a perv book back from Cairo with him.
1963		(con. 1944) L. Glassop Rats in New Guinea 19: You’ll have to show Killer Wilson’s Perv Gallery [...] A lot of bosoms and buttocks, of breasts and behinds.
1990		(con. early 1950s) J. Ellroy L.A. Confidential 217: There’s gotta be a perv deal here.
1992		J. Mowry Way Past Cool 207: A perv-shop owner had once paid him a bill to pose in black leather for a magazine.
2004		I. Rankin Fleshmarket Close (2005) 264: Got a bit of a perv thing going, Malky?
2009		J. Stahl Pain Killers 4: However it is you deal with strangers planting celebrity perv pics in your bedroom.
2015		J. Stahl OG Dad 197: Perv jacket or not, I found it soothing to just listen to Elmo.