Exhibit 10.56 ROTARY POWER INTERNATIONAL, INC. P.O. BOX 128 WOOD-RIDGE, NJ 07075 November 1, 1999 Mr. Ronald G. McKeown Londonderry Capital Structuring Ltd. 22 International Parkway Stouffville, Ontario L4A 7X5 Dear Mr. McKeown: RE: AGREEMENT FOR...Rotary Power • April 12th, 2000 • Rotary Power International Inc • Services-commercial physical & biological research
