"Domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates. Such roofs are built with mostly timber, take a number of different shapes, and are covered with a variety of materials." - (en.wikipedia.org 09.01.2022)
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![Technische Zeichnung : Schmiedeteile zum Polonceaudach[,] 11600 Spannweite](https://asset.museum-digital.org/berlin/images/201610/200w_31101249770.jpg)
![Technische Zeichnung : Säule zur Gießerei [der Firma A. Wetzig]](https://asset.museum-digital.org/berlin/images/import_17/201601/200w_29172004376.jpg)
