( 77 ) 



Bladz. 43 — 90. Kabdologïae || Liber secundus t | De usu Virgula- 

 rum Numeratri- || cium in Geomelricis & Mecha- II nicis officio Tabu- 

 larum (Cap. I— VIII). 



Bladz. 91 — 13 2. Deexpeditissimomultiplicatto- II nisPromptva- II 

 bio Appendix (Cap I — IV). 



Blz. 113 — 154. Arithmeticae || Localis || quae inScACCHiAE || abaco 

 exercetur. || liber unus. || (Cap. I — XI). 



7 ) ARITHMETICA [| LOGARITHMICA || SIVE || LOGARITHMORUM [j CHILTA- 



des triginta, pro |] numeris naturali serie crescentibus ab vnitate 

 ad || 20.000; et a 90.000 ad 100.000. Quorum ope multa || perfici- 

 untur Arithmetica problemata || et Geometrica. || Hos numeros pri- 

 mus || INVEN1T CLARISSIMUS VIR JOHANNES || NEPERUS Baro Merchis- 



tonij : eos autem ex eiusdem sententia || mutavit, eorumque ortum et 

 usum illustravit henricus briggius, || in celeberrima Academia Oxo- 

 niensi Geometriae || professor savilianus. j| Deus nobis vsvram vitae 



DEDIT || ET INGENTI, TANQUAM PECVNIAE, || NVLLA PRAESTITVTA DIE. || 



Londini, |i Excudebat güilielmus || jones. 1624. || in folio. 



A (8 bladz., zonder pagineering) bevat titel, opdracht aan Carolus 

 Princeps Walliae (twee bladz.) Lectori S. (twee bladz.) Errata Typogra- 

 phica (één bladz.) 



b — m (bladz. 1 — 88) de 32 hoofdstukken, de tekst. 



A— Oooo en een blad zonder signatuur (300 bladzijden zonder 

 pagineering) de tafels, die geen afzonderlijken titel hebben. 



8 ) Canon [J Triangvlorvm , || or Tables of || Artificiall Sines and 

 Tangents, II to a Radius of 10000.0000 parts, || and each minute of 

 the Quadrant. || By edm. gvnter, Professor of Astronomie || in Gresham 

 College. || vignette, eene meetkundige figuur, een bolvormige driehoek. [| 

 London, || Printed by William Iones. || and are so be sold by Ed- 

 mund Weaner. li 1623.11 in 4°. 



A — O (112 bladz. zonder pagineering). 



In verso van den titel staat de opdracht (1 bladz.). 



„ HONORATISSIMO II DOMINoDr JOHANNI || COMITI de BRIDGEWATER, || 



Vice comiti de brackley,'! Baroni de Ellesmere, II Hunc suum Ca- 

 nonem ]| ïriangulorum D.D.D. || edm. gvnter. 



Dan volgt The description of the Canon (1 bladz.). Hij zegt 

 „This Canon hath six columnes. The first is of degrees and mi- 

 nutes. ... the other foure containe the Sines and Tangents, ... after 

 the maner of other Canons. The difference is in the nübers. Eor 

 these Sines are not such as halfe the chords of the doublé arke, 

 nor these Tangents perpendiculars at the end of the Diameter: but 

 other numbers substituted in their place, for attaining the same 

 end, " 



