Tag : Dryden Construction

Classic Machines

Classic Machines: the LeTourneau Tournacranes

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While a great many of LeTourneau’s inventions were designed for earthmoving purposes, some of his creations had very practical applications elsewhere. By RICHARD CAMPBELL There...
Classic Machines Tractors

Classic Machines: The International TD-24 tractor

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Classic Machines Tractors

Classic Machines: The Allis-Chalmers HD-19 tractor

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 Allis-Chalmers was the first heavy machinery builder to enter the big track-type tractor development race immediately following World War II. Richard Campbell looks at its...
Classic Machines Tractors

Classic Machines: The Allis-Chalmers HD-20 tractor

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Classic Machines Tractors

Classic Machines: the International-Harvester TD25 tractor

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