Feb 15, 2013 · Size of this PNG preview ... illustrating the folding of a rectangle into a Klein Bottle ... org/w/index.php?title=File:Klein_Bottle_Folding_6.svg&oldid ...
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What is a Fair Price for R-22 Refrigerant? ... a charge for evacuation will also be charged for same the reason. I remember when R22 gas cost about $1.10 lb., ...
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