Steam engine model ideal for classroom demonstrations. Cross-sectioned cylinder to show internal operation. Working parts – piston, slide valve both move and the link motion and reversing method operate. Movement of the wheel is light enough to demonstrate even by
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Steam Engine Model Working Piston, Slide Valve and Link Motion Section Free ship
Surflink Mobile Model 300 for Starkey Aids surf link -Free Shipping
Surflink mobile 300 with generic power adapter. Device tested and works. No other accessories included except as stated. This device works with Starkey wireless hearing aids. You should check with your Hearing Aid Professional to determine if this device will
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