Appleton's cyclopædia of drawing, designed as a textbook for the mechanic, architect, engineer, and surveyor (1866)
Worthen, William Ezra, 1819-1897, [from old catalog] ed, Appleton, firm, publishers, New York. (1866. D. Appleton & co.) [from old catalog] · New York, D. Appleton and company · leaf 637
regular octagonal cylinder. By drawinglines from each of the angles of an octagonal base to the centre point ofthe upper face of the cube, we have the isometrical representation of anoctagonal prism. As the lines of construction have all been retained in these figures,they will be easily understood… … Figs. 8, 9. Let A B (fig. 8,) be the side of a cube with a circle inscribed: andsuppose all the faces of the cube to have similarly inscribed circles. Drawthe diagonals A B, CD, and at their intersection with the circumferencelines parallel to A C, B D. Now draw the isometrical projection of…
![An illustration from Divina proportione : opera a tutti glingegni perspicaci e curiosi necessaria oue ciascun studioso di philosophia: prospettiua pictura sculptura: architectura: musica: e altre mathematice: suavissima: sotile: e admirabile doctrina consequira: e delecterassi: co[n] varie questione de secretissima scientia (1509)](https://img.insideoutlibrary.com/img/200/ia-divinaproportion00paci-115-308.webp)
![An illustration from Divina proportione : opera a tutti glingegni perspicaci e curiosi necessaria oue ciascun studioso di philosophia: prospettiua pictura sculptura: architectura: musica: e altre mathematice: suavissima: sotile: e admirabile doctrina consequira: e delecterassi: co[n] varie questione de secretissima scientia (1509)](https://img.insideoutlibrary.com/img/200/ia-divinaproportion00paci-122-336.webp)
