A few nice motorcycle images I found:

Harley-Davidson motorcycle display, ca 1920


Image by National Library NZ on The Commons
Samuel Heath Head
Harley-Davidson motorcycle display, ca 1920
Reference No. 1/1-011084-G
Photographic Archive, Alexander Turnbull Library, National Library of New Zealand

See a zoomable image on the Timeframes website

Volcanic Dunes Criss-Crossed with Tracks of Motorcycles and Dune Buggies


Image by The U.S. National Archives
Original Caption: Volcanic Dunes Criss-Crossed with Tracks of Motorcycles and Dune Buggies

U.S. National Archives’ Local Identifier: 412-DA-1935

Photographer: Eiler, Terry, 1944-

Subjects:
Painted Desert (Coconino county, Arizona, United States) plain
Environmental Protection Agency
Project DOCUMERICA

Persistent URL: http://arcweb.archives.gov/arc/action/ExternalIdSearch?id=544428

Repository: Still Picture Records Section, Special Media Archives Services Division (NWCS-S), National Archives at College Park, 8601 Adelphi Road, College Park, MD, 20740-6001.

For information about ordering reproductions of photographs held by the Still Picture Unit, visit: www.archives.gov/research/order/still-pictures.html

Reproductions may be ordered via an independent vendor. NARA maintains a list of vendors at www.archives.gov/research/order/vendors-photos-maps-dc.html

Buy copies of selected National Archives photographs and documents at the National Archives Print Shop online: gallery.pictopia.com/natf/photo/

Access Restrictions: Unrestricted
Use Restrictions: Unrestricted

Harley-Davidson motorcycle display, Olympia Motor Show, King Edward Barracks, Christchurch, November 1921


Image by National Library NZ on The Commons
Samuel Heath Head
Harley-Davidson motorcycle display, Olympia Motor Show, King Edward Barracks, Christchurch, November 1921
Reference No. 1/1-007199-G
Photographic Archive, Alexander Turnbull Library, National Library of New Zealand

See a zoomable image on the Timeframes website