Lib. V.
A plate-numbered architectural treatise from a library in Einsiedeln, Switzerland, with the Lib. V. label suggesting a multi-book classical architecture work; its record gives no maker, date or intended readers. Its engraved plates show a timber roof truss section and framing in figure 1 and a classical Ionic column with volute capital, base and entablature mouldings in plate 2, drawn in fine line with lettered reference points.

