Yochim’s collecting ranged over a variety of topics and medium. Often, he would take interest in a specific subject and collect everything from articles and clippings to books on the subject, interleaving the former with the latter. He also gathered “collectible” items such as trading cards and magnets on a variety of subjects.

This collection contains books, magazines, and a variety of ephemera associated with themes of Canadiana, advertising, keys, locks, and locksmithing, mysteries, socialism, sex and gender, science fiction, western living, adventure.