Wow inderdaad!
Heb je toevallig info over de McD tijdens de oorlog? Of ze op rantsoen waren etc.
Ik vraag me dat nu af, maar kan niks beters vinden dan
After World War II, drive-in competition in San Bernardino grew, and the McDonald brothers discovered something surprising about their barbecue restaurant: 80 percent of their sales came from hamburgers. “The more we hammered away at the barbecue business, the more hamburgers we sold,” said Richard McDonald, according to John F. Love’s book McDonald’s: Behind the Arches .
Maar dus niks over tijdens de oorlog, alleen er na