When we ran out of out letterheads a while ago, we asked our parents to design our new stationery. They probably expected their designer-sons to design letterheads for them, not the other way around. But all six came up with an original, unique approach. Connoisseurs identify national distinctions, others just notice struggle mixed with experiment. We are just proud to have our own letterheads designed by our own parents.
See them all: http://underware.nl/lettering