The collection consists of 25 ledgers containing sales information of the Patrick Lumber Company, a lumber business based in Portland, Oregon. Entries include information about the customer, the amount and price of lumber sold, the transaction date, the sawmill the lumber was produced at, the sales agent, freight costs, and profit. The ledgers cover most of the years from the firm's establishment in 1915 through the 1950s.

The collection consists of 25 ledgers containing sales information of the Patrick Lumber Company, a lumber business based in Portland, Oregon. Entries include information about the customer, the amount and price of lumber sold, the transaction date, the sawmill the lumber was produced at, the sales agent, freight costs, and profit. The ledgers cover most of the years from the firm's establishment in 1915 through the 1950s.