Original B&W backing card which pictures a single Beatle has perforation dots running vertically to the edges of the card, the reproduction card has dots which end before reaching the edge of the card; the original photo on the B&W card has definition, single strands of hair can be seen, on the reproduction card. The hair can look like a clump of black, especially on John, Paul and Ringo; the color reproduction card has a fuzzy photo which lacks clarity and the colors look washed out.

See also tie tacs

Source : The Beatles Memorabilia Price Guide 3^rd edition

Scan source: The Beatles : A Reference & Value Guide.