https://cvaddict.com/game/hard-hat-mack/
Hard Hat Mack by Collectorvision Games - ColecoVision Addict.com
Covering your Colecovision news, reviews, previews since 2015
hard hat mackgamescolecovisionaddict
https://www.ticalc.org/archives/files/fileinfo/87/8718.html
Hard Hat Mack 2 v1.0 - ticalc.org
hard hat mack