A series of cards on Zoroastrian subjects were part of Liebig’s sales promotional campaign
Work started as an innovative promotional giveaway ended up becoming collectors’ items. According to an e-mail forwarded to Parsiana by several readers, Liebig and Company made meat extracts for cooking. Around the beginning of the 20th century, to tide over the shortage of meat in Europe meat extracts were imported from Latin American countries such as Argentina. As refrigerated ships were inefficient the meat would spoil, hence meat extracts were imported that could be added to any dish thereby giving it the flavor of meat.
According to the e-mails received "an advertisement campaign was suggested to Liebig. Free cards were printed......