9.375" X 6.75" in colorfully illustrated heavy paper covers. Minor wear, soil; lower back corner tip chipped off; contents very nice: VERY GOOD. A small sample of contents: TATTLETALE TRADE-MARKS OF CRIME; STEAM STILL RULES THE RAILS; NIGHT OWLS OF THE AIR LINES; TELEVISION ON TRIAL; SEADROMES - an article quoting Bleriot about the future of trans-oceanic flight. Plus much more. The table of contents runs one column in width for three and a half pages. Many interesting craft projects, including items for the home, radio experiments, etc. 160pp + 152pp of interesting old advertising.