Transcriber's Notes:
- Moved table of contents to the head of the document
- Added a List of Illustrations
- Folio 4: "Millplaned" changed to "Mill-planed"
- Folio 34: Started new paragraph at "The bottom board...."
- Added captions to Illustrations:
- Folio 33: "Umbrella Stand"
- Folio 34: "Detail of Umbrella Stand"
- Folio 54" "Detail of Pedestal"