The book, Aircraft In Northwest Airlines History represents a pictorial study of the many aircraft that have carried the "corporate" colors of Northwest Airlines from 1931 up through 1984.  The many aircraft highlighted through photographs are as follows: 1) Stinson SB-1; 2) Laird LC-B; 3) Waco JTO & 300; 4) Ford 5AT Tri-Motor; 5) Hamilton H-47; 6) Stinson SM-2A5; 7) Siskorsky S-38; 8) Travelaire A-6000-A; 9) Lockheed Orion 9D; 10) Lockheed 10 A/B Electra; 11) Stinson SR-5 & SR-9; 12) Lockheed Zephyr Model 1411; 13) Douglas DC-3; 14) Cessna UC-78; 15) Douglas DC-4; 16) Martin 202; 17) Boeing 377 Stratocruiser; 18) Douglas DC-6A and DC-6B; 19) Lockheed 1049 G Super Constellation; 20) Douglas DC-7 C; 21) Lockheed Electra L-188 C; 22) McDonnel-Douglas DC-8; 23) Boeing 720 B; 24) Boeing 707-320 B / 320 C; 25) Boeing 727-100, 727C, 727-200 & 727-200; 26) Boeing 747-100 / 747-200 / 747-200; 27) McDonnel-Douglas DC-10-40 and 28) Boeing 757.  In addition to informative picture captions, "Aircraft In Northwest Airlines History" includes the following: 1) Approximately 56 black and white photographs and 2) 2 route maps.  This book is 28 pages and s in very good condition.  The author is David R. Lane. Edition published in 1984.