The All American Pathfinders aeroplane unit was a squadron with 13 aircraft and associated road vehicles used in the "1919 Air Service Transcontinental Recruiting Convoy

Transcontinental Motor Convoy

The Transcontinental Motor Convoys were early 20th century vehicle convoys, including three US Army truck trains, that crossed the United States to the west coast...

" from Hazelhurst Field to California that began on August 14, 1919.http://query.nytimes.com/mem/archive-free/pdf?res=F4091FF8385C1B728DDDAD0994D0405B898DF1D3 The convoy was enroute to California concurrent with the 1919 Motor Transport Corps convoy and included a "Balloon and Airship section" and a "Searchlight and Field Lighting section" (the convoy commander, Major Ora M. Baldinger, operated the unit as a "mobile army post".)http://select.nytimes.com/gst/abstract.html?res=FA081EFA385C1B728DDDA90994D0405B898DF1D3 The convoy was over 1/2 mile long and was "to secure accurate information to be used in connection with the carrying of mails by airplanes, and for military purposes, as well as commercial purposes."

Airfields used by the squadron included:

• August 16, Gettysburg Battlefield
  Gettysburg Battlefield
  The Gettysburg Battlefield is the area of the July 1–3, 1863, military engagements of the Battle of Gettysburg within and around the borough of Gettysburg, Pennsylvania. Locations of military engagements extend from the 4 acre site of the first shot & at on the west of the borough, to East...
  
   -- drill ground of the former Camp Colt, Pennsylvania
  Camp Colt, Pennsylvania
  Camp Colt was a military installation near Gettysburg, Pennsylvania used for Tank Corps recruit training prior to deployment in World War I. The camp used the Gettysburg Battlefield site of the previous Great Reunion of 1913 and the preceding 1917 WWI recruit training camp for U. S. troops along...
  
  http://news.google.com/newspapers?id=ddslAAAAIBAJ&sjid=ZvwFAAAAIBAJ&pg=7231,5164457&dq=1919+convoy+pittsburgh&hl=enhttp://news.google.com/newspapers?id=ddslAAAAIBAJ&sjid=ZvwFAAAAIBAJ&pg=6430,5155351&dq=1919+convoy+gettysburg&hl=enhttp://news.google.com/newspapers?id=dNslAAAAIBAJ&sjid=ZvwFAAAAIBAJ&pg=6378,5115676&dq=1919+convoy+gettysburg&hl=en
• Columbus, Ohio
  Columbus, Ohio
  Columbus is the capital of and the largest city in the U.S. state of Ohio. The broader metropolitan area encompasses several counties and is the third largest in Ohio behind those of Cleveland and Cincinnati. Columbus is the third largest city in the American Midwest, and the fifteenth largest city...
  
   -- 9 Curtiss planes used the fieldhttp://www.google.com/search?q=1919+pathfinders+curtiss&tbs=nws:1,ar:1&source=newspapers#q=1919+pathfinders+curtiss&hl=en&sa=X&ei=zkUJTrjSHozQsAOB0-mJDw&ved=0CBMQpwUoBg&source=lnt&tbs=cdr:1%2Ccd_min%3A%2Ccd_max%3A1919&tbm=nws&bav=on.2,or.r_gc.r_pw.&fp=5bb2b649f3cdcf9c&biw=1600&bih=727
• August 28, Shillington, Pennsylvania
  Shillington, Pennsylvania
  Shillington is a borough in Berks County, Pennsylvania, United States with a population of 5,059 at the 2000 census nestled amongst other suburbs outside of Reading...
  
  near Reading -- 2 Curtiss JN4 and a big Curtiss photographic plane were behind the main body of the convoy.http://news.google.com/newspapers?id=dYQtAAAAIBAJ&sjid=lpsFAAAAIBAJ&pg=4105,3695862&dq=1919+pathfinders+curtiss&hl=en