e highestpitch of perfection—although there is nosaying how far invention has yet to go. Their manufacture is exceedingly simple,and gives employment to a great number ofboth sexes. They are cut out by means ofpunches, and their sides fastened togetherwith gum. We fpresent diagramic illustrations… … Fig. 1.Fig, 1 is an envelope of the simplest form.
Design · Decoration and ornament · Art
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![An illustration from M. Vitrvvii viri svae professionis pertissimi De architectvra libri decem, ad Avgvstum Cæsarem accuratiss. conscripsit & nvnc primvm in Germania qva potuit diligentia excusi, atq[ue] hinc inde schematibus non iniucundis exornati (1543)](https://img.insideoutlibrary.com/img/200/ia-mvitrvviivirisva00vitr-259-90.webp)
![An illustration from Vnderweysung der Messung : mit dem Zirkel vn[d] Richtscheyt in Linien, Ebnen vnnd gantzen Corporen (1525)](https://img.insideoutlibrary.com/img/200/ia-vnderweysungderm00drer-156-391.webp)
