Hog Oilers Were Cheap Insurance

Stockmen turned to hog oilers to battle vermin and disease

Swine-Ezer hog oiler
The Swine-Ezer hog oiler, made by Lisle Mfg., Clarinda, Iowa, “was definitely designed for large hogs,” Louise Coates says. Since the 1970s, Louise and her husband, Bob, have amassed more than 100 hog oilers.
Leslie C. McManus