This issue is a variant of Black Goliath (Marvel, 1976 series) #3 [25¢ Regular Cover]. There exist further variants.
first issue with UPC barcode
Lieber pencils and Romita corrections per Nick Caputo. The original indexer credited Ron Wilson with the pencils.
letters submitted by Kurt Busiek; Rook Jones (PMM); William MacDonald Neville; Bob Lackey; Dave Lofvers; Daniel Raskio; Doug Thieme; Naomi Basner