I love Google!
Susan's elegant Almost Argyle socks.
Sockknitters' tutorial on argyle.
Lucia's pattern for a seamless argyle tube here
Mygomi made argyle golf club cover, and in the round too (that seamless tube thing must work then, huh?).
Eunny's Baby Argyle Vest is the cutest argyle on the Web!
Holli Yeoh's Drunken Argyle Vest at Knitty
A little knitting history excerpt from The Social History of Knitting that credits the argyle fad of the 1940s and 50's as a colourful reaction to the relentless knitting of khaki for the troops during WW2.
A Rubber Stamp.
Miss Sonia's Skull Argyle chart here
Argyle, Texas; Argyle, Nova Scotia; Argyle, New York; Argyle, Minnesota; and Argyle, Wisconsin.
Buried in your own magazine archives, an article on designing with argyle in Interweave Knits Fall 2002.
and last but not least, the joined gussets on the Happy Socks, left unseamed for visibility. This was merely a matter of making the gusset decreases for as long as it took until they matched the finished pattern flap in length, and then joining and continuing on in the round. I am still decreasing for the gusset, but you know the rest. It's business as usual from here (phew!).