Details and How-To Info on building In-Ground Cement Block Swimming Pools. This is an original 3+ page magazine article from 1961. We do not photocopy these. Measured Drawings and Diagrams. Pages are not all shown in Photos. SWIMMING POOL In-Ground HowTo build INFO Cement Block. Discover a Wealth of How-to Projects & Plans from a Bygone Era. Explore our Scientific & Mechanical History in Vintage Hobby, Craft, & Technical Magazine Articles. Get Supersized Images & Free Image Hosting. Create your brand with Auctiva’s. Track Page Views With. Auctiva’s FREE Counter. The item “SWIMMING POOL In-Ground HowTo build INFO Cement Block” is in sale since Friday, September 4, 2020. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Swimming Pools\In-Ground Pools”. The seller is “grandpas_secrets” and is located in Diamond Point, New York. This item can be shipped worldwide.