ORIGINAL 1944 (APPEARS TO BE 1st EDITION) SOFTCOVER BOOK: "MODEL GLIDER DESIGN" BY FRANK ZAIC ............... 192 CLEAN, TIGHTLY-BOUND PAGES .................. MEASURES 5 1/2" X 8 1/2" ..................... FRONT COVER HAS SMALL PAPER LOSS AT TOP RIGHT CORNER; COVER HAS SOME LIGHT RUBBING ................. OVERALL GOOD, SOLID CONDITION.