Cyclographum

Cyclographum,^[1] etiam arcographum^[1] appellatum, est instrumentum ad arcus ducendos adhibitum circulorum magni diametri quorum centra inaccesse aut incommode attinguntur. Primum exemplum a Petro Nicholson, architecto mathematicoque Scotico, inventum est.^[2]^[3]^[4] Herbertus Spencer, polymathes Anglicus, in autobiographia sua (anno 1904 edita), inventionem cyclographi Nicholsoniani iterum a se excogitatum cum ingeniarius civilis opus Ferriviariae Birmingham and Gloucester daret copiose describit.

Nexus interni

Spirographum

Notae

↑ ^1.0 ^1.1 Fons nominis Latini desideratur (addito fonte, hanc formulam remove)
↑ Lomax et Gunyon 1852: 1: 220.
↑ Webster 2007.
↑ *"Cyclograph," The Free Dictionary.

Bibliographia

Lomax, Edward, et Thomas Gunyon. 1852. Encyclopædia of Architecture. Novi Eboraci: Johnson, Fry & Co.
Spencer, Herbert, 1904. An Autobiography. Novi Eboraci: D. Appleton and Company. De hoc casu.
Webster, Roderick S., et Marjorie K. Webster. 2007. The Webster Signature Database. Adler Planetarium & Astronomy Museum.

Receptum de "https://la.wikipedia.org/w/index.php?title=Cyclographum&oldid=3476768"