Collectors Research Limited

CRL was a numismatic firm, based in Montreal (Quebec, Canada), that operated from the late 1950s to the mid-1970s. We specialized in minor foreign coins, sold worldwide, and wrote monographs and books on a variety of numismatic topics.

Monthly Ads

Our "monthly" ads included a blurb and a want list, and came out on average once a month. They were published from 1964 to 1972.