This item is a letter book related to carpentry, contracting and building activities in the Colborne, Ontario, area. It contains some interesting material on house construction in terms of methods and materials. It also contains some information on Colborne area churches. The letter book has a partial index to the correspondence of William Ives.

This item is an account book of a business run by R. Waller which appears to be either carpentry or wagon-making. The book is dated June 1886 to June 1919.