Titlebook: Building a Roll-Off Roof or Dome Observatory; A Complete Guide for John Stephen Hicks Book 2016Latest edition Springer-Verlag New York 2016

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https://doi.org/10.1007/978-3-662-69102-1heathing for our application other than roof felt stapled onto the purlins and rafters (since it does not need to be insulated), the application of metal roofing directly over the roof frame saves weight, while outlasting shingles and almost all other normal roofing. The diagrams earlier in this boo

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GRACE

Ulrich Höhle,Stephen Ernest RodabaughReferring to the following plans, you will notice that the thickness of the concrete slab increases under the walls around the perimeter of the observatory, and under each of the posts supporting the gantry section (Figs. 5.1 and 5.2).

Chronic

Studies in Fuzziness and Soft ComputingWhether you chose to install a full cement footing as an extension to the observatory floor, or you used sono tube piers, or a combination of the two, at this stage you will find it necessary to locate the gantry post supports precisely in their saddles.

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Defiance

Peter A. Ruymgaart,Tsu T. SoongThe three main observatory designs presently in demand by amateur astronomers are: