You are correct Stan and I changed my post.

And yes, the BTFE was likely inspired by the Heikes Hand Protector Patd. Feb. 15, 1889



F. H. (Harry) Eachus, Secy., West Chester Gun Club. A Lefever?



Harry 3rd from right in 1912



Other trap shooters used a glove. Woolfolk Henderson courtesy of Chris Lien