| Lewis Mills & Timber Co. No. 1, South Bend, WA |
936 |
| Liberty Lumber Co., Wickersham, WA |
189 |
| Lincoln Creek Lumber Co. No. 1, Centralia, WA |
698 |
| Lindberg & Hobi Co. No. 4, Mineral, WA |
1592 |
| Linde Shingle Co., Carlisle, WA |
698 |
| Little Falls Lumber Co., Little Falls, WA |
X346 |
| Little River Railroad & Logging Co. No. 2, Port Angeles, WA |
1017 |
| Locomotive Exchange Inc. (D), Seattle, WA |
381 |
| Lucas Lumber Co., Eagle Gorge, WA |
X549 |
| Luedinghaus Brothers No. 3, Dryad, WA |
210 |
| Luedinghaus Lumber Co. No. 3, Dryad, WA |
1585 |
| Lytle Logging & Mercantile Co, Hoquiam, WA |
200 |
| Lytle-Inch Logging Co., Lindberg, WA |
1335 |
| Main Logging Co., Shelton, WA |
X557 |
| Major Creek Lumber Co., White Salmon, WA |
674 |
| Manley-Moore Lumber Co. No. 1672, Fairfax, WA |
1672 |
| Manley-Moore Lumber Co. No. 2, Fairfax, WA |
1377 |
| Manley-Moore Lumber Co., Fairfax, WA |
1011 |
| Manley-Moore Lumber Co., Fairfax, WA |
X392 |
| Manley-Moore Lumber Co., Fairfax, WA |
902 |
| Maple Valley Logging Co., Maple Valley, WA |
407 |
| Maryott & Spencer Logging Co., Brinnon, WA |
964 |
| Maryott & Spencer Logging Co., Brinnon, WA |
652 |
| Mason County Logging Co. No. 1 TOM BORDEAUX, Bordeaux, WA |
210 |
| May Creek Logging Co. No. 2, Kennydale, WA |
904 |
| Maytown Lumber Co., Maytown, WA |
167 |
| McCoy-Loggie Timber Co. No. 2, Deming, WA |
1537 |
| McCoy-Loggie Timber Co. No. 3, Deming, WA |
1591 |
| McCoy-Loggie Timber Co., Deming, WA |
X428 |
| McCuish Logging Co. No. 2, Prairie, WA |
1618 |
| McDonald Shingle Co., WA |
210 |
| McNeill-OHearne Co., Concrete, WA |
210 |
| Mead & Miley, WA |
X268 |
| Melbourne & North River Railroad No. 1, Melbourne, WA |
443 |
| Melbourne & North River Railroad No. 3 (1st) VESTA, Melbourne, WA |
1027 |
| Melbourne & North River Railroad No. 4, Melbourne, WA |
1411 |
| Merrill & Ring Lumber Co., Mukilteo, WA |
379 |
| Meskill Lumber Co., Meskill, WA |
X430 |
| Miller Logging Co. No. 1, Sultan, WA |
1471 |
| Miller Logging Co. No. 2, Index, WA |
1349 |
| Miller Logging Co., Sultan, WA |
904 |
| Mineral Creek Lumber Co., Mineral, WA |
708 |
| Moe Brothers No. 1, Poulsbo, WA |
780 |
| Monroe Logging Co., Lake Stevens, WA |
1005 |
| Morgan Lumber Co. No. 2, Nagrom, WA |
686 |
| Morgan Lumber Co., Nagrom, WA |
379 |
| Morgan Lumber Co., Nagrom, WA |
457 |
| Mosquito & Coal Creek Railroad No. 3, Eufaula, WA |
272 |
| Mosquito & Coal Creek Railroad No. 4, Eufaula, WA |
407 |
| Mount Rainier Scenic Railroad No. 10, Elbe, WA |
1693 |
