Gnomonice Andreae Schoneri Noribergensis, hoc est, De descriptionibvs horologiorvm sciotericorvm omnis generis, proiectionibus circulorum sphaericorum ad superficies, cum planas, tum conuexas concauasq[ue], sphaericas, cylindricas, ac conicas, item delineationibus quadrantum, annulorum, &c. libri tres (1562)
idiametri dudi cum* A promifla e x progrediatur reda fecans « H- produdam in e, & bipertit? P f redain o-.per id e x reda procedat.* n numerata a centro horoloon , uerius Aquatorem notetur pundum T- Item x i in alteram partem h6r* duodecimae productae ufeg in «.Bifariam autem feda » T per finem… … plemeltuSa imd tr°CEU.er0 VcmCali ficP«™latur;d 'numeretur co reda fecet x » m u ° ' ’ per tcrm,n“m numerationis ex « egrediei — < Quantitas ergo * t* a centro horologq numerata Meridie
Sundials -- Early works to 1800
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
![An illustration from Gnomonice Andreae Schoneri Noribergensis, hoc est, De descriptionibvs horologiorvm sciotericorvm omnis generis, proiectionibus circulorum sphaericorum ad superficies, cum planas, tum conuexas concauasq[ue], sphaericas, cylindricas, ac conicas, item delineationibus quadrantum, annulorum, &c. libri tres, 1562, leaf 63](https://img.insideoutlibrary.com/img/1024/ia-gri_33125009484227-63-0.webp)
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