Analysis of information sources in references of the Wikipedia article "거래 스탬프" in Korean language version.
1965 Dividend Stamps introduced as an alternative to the traditional methods of paying the 'divi', and as a response to the adoption of trading stamps by other food retailers; individual societies operated their own stamp schemes. CWS launched the national Dividend Stamp scheme in 1969.
Tesco...signed up with Sperry & Hutchinson, issuer of Green Shield stamps, in 1963 and became one of that company’s largest clients.
Tesco...signed up with Sperry & Hutchinson, issuer of Green Shield stamps, in 1963 and became one of that company’s largest clients.
1965 Dividend Stamps introduced as an alternative to the traditional methods of paying the 'divi', and as a response to the adoption of trading stamps by other food retailers; individual societies operated their own stamp schemes. CWS launched the national Dividend Stamp scheme in 1969.
