More to explore:
Empire blow mold Nativity camel very good condition with working light EVC | eBay
Blow Mold Nativity Set in Montgomery Ward Christmas Catalog, 1968, by Wishbook, via Flickr. We had this nativity set.
Nativity blow mold style
Vintage Christmas Blow Mold ~ Rare Christmas Nativity by Union Products ~ I'd love to get my hands on a set like this.
Blow Mold Nativity & Christmas Figures in J.C. Penney's Christmas Catalog, 1966, by Wishbook, via Flickr. We had the nativity set on the left.
Vintage Nativity Set by Empire Plastics 10 by GrandmaDinkAndMe, $100.00
Blow Mold Nativities in Sears Christmas Wish Book Catalog, 1971, by Wishbook, via Flickr
Nativity by Lowell Hess (1957)