Not exactly sure of the decade so will go with what I know, the brass stamped advertising was used in the late 60’s to the mid 1970’s on these Barlow tape measures but thr absence of metric scale suggest pre-1975. Beven-Herron Inc is still located in La Mirada. Vintage Circa 1960’s Barlow Advertising Tape Measure Beven-Herron Inc 6Ft in Imperial Inches, Clean