[Letter to Mr. and Mrs. William H. Cook, Sr. from William H. Cook, Jr., March 27, 1939]

Letter to Mr. and Mrs. William H. Cook, Sr. from their son, William H. Cook, Jr., March 27, 1939. Addresses the crash of a Boeing 307 Stratoliner during a test flight on March 18, 1939 and describes the ongoing investigation and impact; Cook's boss, William Doyle, died in the crash. Other topics including his work at Boeing, his continuing education, and other personal news. Three (3) handwritten pages and envelope.