International orange International orange International orange is a color used in the aerospace industry to set objects apart from their surroundings, similar to safety orange, but deeper and with a more reddish tone. This is the shade used by NASA. The Bell X1, the first airplane to break the sound barrier, was also painted in International Orange. Above is displayed the tone of "international orange" used to paint the Golden Gate Bridge. The tone of international orange used to paint the Golden Gate Bridge is slightly lighter than the standard International orange used by military contractors and in engineering (shown below), thus
The Official Encyclopedia of Bridge main parts: The Harvard University online catalog entry for the first edition includes a note that "A great majority of the unsigned technical entries are by Alan Truscott." In 1967 an edition revised for the needs of a British and European audience was published by Paul Hamlyn (London) under the title "The Bridge Players' Encyclopedia". It was described as an International Edition based on "The Official Encyclopedia of Bridge" of 1964. The edition modified American spellings, 'translated' bidding structures to the more widely used Acol system, omitted biographical notes on some lesser known Americans and added biographical notes on British