TRANSCRIBER’S NOTE:
Silently corrected obvious punctuation errors.
Illustrations moved so as to not split paragraphs.
Unless noted below, spelling and hyphenation are retained as in the original.
Other changes:
• [Page IV]: Removed page reference from caption
• [Page 40]: mi way → midway
• [Page 53]: to have the roof → to have to roof
• [Page 68]: The frame-work must be → The framework must be
• [Page 70]: pine or whitewood → pine or white-wood
• [Page 128]: Fig. 12, AA → Fig. 12, A A