| Minor, Kirk & Co., Warren Creek, CA |
966 |
| Mitshkun, M. - (D), Detroit, MI |
X258 |
| Mitshkun, M. - (D), Detroit, MI |
X286 |
| Moe Brothers No. 1, Poulsbo, WA |
780 |
| Mohawk & Traverse Bay Railroad, Calumet, MI |
X27 |
| Mohawk & Traverse Bay Railroad, Calumet, MI |
X28 |
| Monroe Logging Co., Lake Stevens, WA |
1005 |
| Montgomery Lumber Co. No. 2, Spring Hope, NC |
X328 |
| Montvale Lumber Co. No. 17, Fontana, NC |
X352 |
| Montvale Lumber Co. No. 31, Fontana, NC |
1281 |
| Moon Lumber Co. No. 3, Curtis, WV |
X497 |
| Moore, J. B. & Sons, Gilman, WV |
X322 |
| Moore, J. B., Garland, PA |
X5 |
| Moore, J. E. - Lumber Co. No. 2, Mountain Grove, VA |
X227 |
| Moore, J. E. - Lumber Co., Beard, WV |
1094 |
| Moore, J. E. - Lumber Co., Max Meadows, VA |
X226 |
| Moore, J. E. - Lumber Co., Mountain Grove, VA |
1094 |
| Moore-Keppel & Co. No. 1, Ellamore, WV |
678 |
| Moore-Keppel & Co. No. 2, Ellamore, WV |
930 |
| Moore-Keppel & Co. No. 3, Ellamore, WV |
1059 |
| Moore-Keppel & Co. No. 4, Ellamore, WV |
1237 |
| Moore-Keppel & Co. No. 5, Ellamore, WV |
1399 |
| Moore-Keppel & Co. No. 6, Ellamore, WV |
1551 |
| Morgan Lumber Co. No. 2, Nagrom, WA |
686 |
| Morgan Lumber Co., Nagrom, WA |
379 |
| Morgan Lumber Co., Nagrom, WA |
457 |
| Morgan, T. S. - , Guyan, WV |
614 |
| Morgantown & Wheeling Railway, Morgantown, WV |
131 |
| Morrisdale Railway No. 2, Morrisdale, PA |
155 |
| Morrisdale Railway No. 3, Morrisdale, PA |
201 |
| Morrison, Gross & Co. No. 3, Wallman, MD |
X537 |
| Morse Brothers Lumber Co. No. 1, Helen, GA |
1403 |
| Morse Brothers Lumber Co. No. 2, Helen, GA |
1473 |
| Morse Brothers Lumber Co. No. 3, Helen, GA |
1475 |
| Mosquito & Coal Creek Railroad No. 3, Eufaula, WA |
272 |
| Mosquito & Coal Creek Railroad No. 4, Eufaula, WA |
407 |
| Mount Hope Coal & Coke Co., Sterling Run, PA |
948 |
| Mount Rainier Scenic Railroad No. 10, Elbe, WA |
1693 |
| Mount Sicker Logging Co. No. 1, Duncan, BC |
1251 |
| Mountain Central Railway No. 1, Campton Junction, KY |
X66 |
| Mountain Central Railway No. 2 (1st), Campton Junction, KY |
X218 |
| Mountain Central Railway No. 2 (2nd), Campton Junction, KY |
X45 |
| Mountain Central Railway No. 3, Campton Junction, KY |
X261 |
| Mountain Central Railway No. 5, Campton Junction, KY |
X275 |
| Mountain Fork Lumber Co., Pineville, WV |
X473 |
| Mountain Fork Lumber Co., Pineville, WV |
X472 |
| Mountain Fork Lumber Co., Pineville, WV |
X167 |
| Mountain State Lumber Co., WV |
X187 |
| Mowbray & Robinson Co., The - No. 1, Quicksand, KY |
1029 |
| Mowbray & Robinson Co., The - No. 2, Quicksand, KY |
1055 |
