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@v_i_o_l_a@openbiblio.social
2026-06-21 12:22:00

#TIL: "The book store supply chain [#Bookland] wanted to be able to identify individual books in greater detail than was possible with the U.P.C. code. […] The EAN aggreed and assigned them a country code [in 1985]. The code proposed by Bookland with a "978" prefix has now been accep…

page about the Bookland bar code from the book:
Nelson, Benjamin (1997): Punched Cards to Bar Codes. A 200 Year Journey with descriptions fo over 260 codes. Helmers.
photo from the book
Nelson, Benjamin (1997): Punched Cards to Bar Codes. A 200 Year Journey with descriptions fo over 260 codes. Helmers.