Contents of Collection From the Series: Series I. Professional Work (1946-1997) is divided into the following subseries:Subseries A. Aircraft Flight Tests and Demonstrations dates from 1949 to 1997 and chronicles Wallick’s 35 years of employment as an Experimental Test Flight Pilot with Boeing from 1951 to his retirement in 1986. This subseries is the most extensive part of the collection. It is composed of both visual and textual documents, although it is...