I can only curse myself for not learning enough Danish by now.<p>Another interesting source of practical applications of computing machinery is the book “Computer” by Herb Grosch:
<a href="http:&#x2F;&#x2F;www.columbia.edu&#x2F;cu&#x2F;computinghistory&#x2F;computer.html" rel="nofollow">http:&#x2F;&#x2F;www.columbia.edu&#x2F;cu&#x2F;computinghistory&#x2F;computer.html</a><p>He also lets on that remote electronic flight booking was already possible in the early 1960s.<p>Also have a look at Frank da Cruz&#x27;s pages about computing history at NYC&#x27;s Columbia University:
<a href="http:&#x2F;&#x2F;www.columbia.edu&#x2F;~fdc&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.columbia.edu&#x2F;~fdc&#x2F;</a>