Review of aircraft log books revealed no discrepancies relating to fuel quantity indications or fuel flow discrepancies.
2.
The investigative committee has not yet been able to talk to the plane's owner, or inspect the engine or aircraft log books, which would show maintenance.
3.
"The investigative committee has not yet been able to talk to the owner of the airplane, nor has the owner produced the engine or aircraft log books, which would show the historical and current maintenance, " it said.
4.
Using a Miles Whitney Straight from 1939 on his own initiative and sometimes forging aircraft log books to conceal his work, Pritchard conducted trials of aerial seed sowing and spreading fertilizer which ultimately lead to the development of aerial topdressing.