Appears to be an early 1960s Schwinn Paramount. I forgot to jot down serial number to check. The details point to early 1960s-boxlining, early Campagnolo headset, raised pedal lip Campagnolo cranks, Campy dropouts with hole for Gran Sport spring.Set up as a fixed gear with Campagnolo inch pitch chainring, 1950s Campagnolo rear hub, and block … Continue reading Sheldon Brown’s Paramount