From 1947 until 1992, the Heath Company from Michigan manufactured electronic kits and marketeted them under the brand name Heathkit. One category in which Heathkit enjoyed great popularity was amateur radio.
The display typeface used on the cover of the Heathkit Mail Order Catalog No. 848 is Dimensia, with a snowflake added as i dot. “Winter Kitbuilding Fun–1980” uses the small caps included in this font by Alphabet Innovations.