Watt, Lauchlan MacLean, 1867-1957 Box 4 Highlight Watt, Lauchlan MacLean, 1867-1957 Series II: Cataloged Contracts and Receipts
Watt, Lauchlan MacLean, 1867-1957 Box 6 Highlight Watt, Lauchlan MacLean, 1867-1957 Series III: Uncataloged Correspondence and Documents, and Miscellaneous