This may be interesting, for those considering how the cultural climate of the 1940s interacted with the reception of Lovecraft in the decade after his death: Recovering 1940s Horror Cinema: Traces of a Lost Decade

The 1940s is a lost decade in horror cinema, undervalued and written out of most horror scholarship. This collection [has an introductory overview of previous scholarship and] chapters focused on Gothic and Grand Guignol traditions operating in 1940s horror cinema, 1940s proto-slasher films, the independent horrors of the Poverty Row studios, and critical re-evaluations of neglected hybrid films such as The Vampire’s Ghost (1945) and “slippery” auteurs such as Robert Siodmak and Sam Neufield.”