I first heard about the Hudson's Bay Company's standards for food in Clyde Ormand's "Complete Book of Outdoor Lore" although he didn't go into a lot detail I put a big circle around the paragraph hoping to find out more. All my online research came up blank but finally, last week, I came across a small but great book. The Canadian National Railways', "Camp Craft and Woodlore" originally printed in 1927.
The Hudson's Bay Scale of Provision is a system for equating how much food one man will need when he is out in the wilds. It is a very simple but incredibly neat system, and I can't help thinking of all the trappers and mountain men using this as a guide for their time in the wilds.
It is as follows
Simple but perfect. This book is a gold mine! You can download a copy of Camp Craft and Woodlore here