| File Name | Size | Date | |
 | Converting_A_Portable_Cordless_Drill_To_A_Hand_Crank_DC_Gen_2005+.pdf | 627 KB | 5/9/2005 |
| Evaluation_Of_Cordless_Drills_When_Used_As_DC_Generators_2005+.pdf | 17 KB | 5/9/2005 |
| Hand_Crank_DC_Generators_2005+.pdf | 644 KB | 2/26/2010 |
| Hand_Driven_12_Vdc_Generator_Source_Ideas_2005.pdf | 50 KB | 1/3/2010 |