2009 February 16, “Keeping it Reeled In”[1], Bike Snob NYC, retrieved 2012-08-26 : Originally we were supposed to conduct the interview on bikes (or "awheel" as the British say) …
1927 October 1, Johnson, “Talk of the Town”, New Yorker: . . . an observer at large who chanced to be at the corner of Fourteenth Street and Seventh Avenue late one night when the traffic signals brought to a halt the few taxis that were awheel then.
1983, Poul Anderson, “The Sorrow of Odin the Goth”, in Time Patrolman, Sci-fi, Tom Doherty, ISBN 9780812530766 : Its light glimmered on the river and on the wings of carrion fowl awheel overhead.