Should you find this book helpful in building with concrete, we would consider it a favor to have you so inform us. Likewise, we would appreciate a description (and a photograph if possible) of whatever you have built in concrete.

In this way you will assist us in aiding others in the same way we hope we have helped you.

If you do not fully understand any part of this book, or if you desire further information, write us and we shall be glad to do anything else we can.