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Bending fatigue test 1 on a 2-inch 6x25 fiber core wire rope microform / by W.M. McKewan, A.J. Miscoe, and J.R. Bartels (Report of investigations ; 9408)

Bending fatigue test 1 on a 2-inch 6x25 fiber core wire rope microform / by W.M. McKewan, A.J. Miscoe, and J.R. Bartels (Report of investigations ; 9408)
Microform図書
1992<YCA-I 28.23:9408>
National Diet Library
  • Author HeadingMcKewan, William M Miscoe, Anthony J Bartels, John R United States. Bureau of Mine...

Bending fatigue tests 2 and 3 on a 2-inch 6x25 fiber core wire rope microform / by J.R. Bartels, W.M. McKewan, and A.J. Miscoe (Report of investigations ; 9429)

Bending fatigue tests 2 and 3 on a 2-inch 6x25 fiber core wire rope microform / by J.R. Bartels, W.M. McKewan, and A.J. Miscoe (Report of investigations ; 9429)
Microform図書
1992<YCA-I 28.23:9429>
National Diet Library
  • Author HeadingBartels, John R McKewan, William M Miscoe, An...

Flywheel-powered shuttle car / by John R. Bartels, William D. Mayercheck, and Jon A. Hummer (Report of investigations ; 9329)

Flywheel-powered shuttle car / by John R. Bartels, William D. Mayercheck, and Jon A. Hummer (Report of investigations ; 9329)
Microform図書
1991<YCA-I 28.23:9329>
National Diet Library
  • Author HeadingBartels, John R Mayercheck, William D Hummer,...

Integrated compartment-machine design for low-coal shuttle cars / by John R. Bartels, August J. Kwitowski, and William D. Mayercheck (Information circular ; 9200)

Integrated compartment-machine design for low-coal shuttle cars / by John R. Bartels, August J. Kwitowski, and William D. Mayercheck (Information circular ; 9200)
Microform図書
1988<YCA-I 28.27:9200>
National Diet Library
  • Author HeadingBartels, John R Kwitowski, August J Mayerchec...

Comparative laboratory evaluation of resin-grouted roof bolt elements / by John R. Bartels and Deno M. Pappas (Report of investigations ; 8924)

Comparative laboratory evaluation of resin-grouted roof bolt elements / by John R. Bartels and Deno M. Pappas (Report of investigations ; 8924)
Microform図書
1985<YCA-I 28.23:8924>
National Diet Library
  • Author HeadingBartels, John R Pappas, Deno M United States....

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