11th November 1977, Page 88
11th November 1977
Page 88
Page 88, 11th November 1977
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The Uniroya Lir Deflector Will Reduce Fuel Costf. Dr Your...
A teardrop is the most efficient aerodymic shape in overcoming air resistance. A box is the most efficient shape for uling cargo. The drawback to the flat-fronted tractor d......