The only photograph made in this country showing the mechanism of the interior of the pilot house of the R-34, whose recent historic visit to America kept New York photographers on the job twenty-four hours a day. This glass fronted navigating cabin occupies the fore part of the forward gondola, while just aft is the radio room, and beyond, the engine room. Three other gondolas house the four other motors.
New-York tribune
<a rel="nofollow" class="external text" href="https://www.loc.gov/resource/sn83030214/1919-07-27/ed-1/?sp=5&amp;r=-0.106,0.334,1.128,0.533,0">New-York tribune (New York), July 27, 1919</a>