Città del Vaticano, Biblioteca Apostolica Vaticana, Vat.lat.4829

Century	15
Precise date	1480
Method of Dating	i
Language	Italian \| Latin
Subject 1	Mathematik
Material	chart.
Format	4
Height × width	220 x 150
No. of leaves	167
Numbering	ff. mod. 1-167, ant. 2-168
Cover	antique vellum cover stamped with papal arms
No. of hands	several hands
Printed catalogs	Biblioteca Apostolica Vaticana, Sala. Cons. Mss.305 (ET. ROSS A) p.369/370 \| Kristeller P. O.: Iter italicum II, S.330 \| Van Egmond, W.: Practical Mathematics in the Italian Renaissance, Florenz, 1980, S.227-229;
Publ. descriptions	Clagett, M.: in Manuscripta 2, S.148; Clagett, M.: in Manuscripta 3, S.21; Verzeichnis Van Egmond; Clagett, M.: Science of Mechanics, S.397ff. (Teiled.), 404 A.;
Source	Biblioteca Apostolica Vaticana, Sala. Cons. Mss.305 (ET. ROSS A) p.369/370 \| Katalog Folkerts
Type of source	cat. \| cat.(ms.)

Work 1	Title (ms.)	Algorismus in quo plura Geometrica habentur \| Quattro chose per ragioniere
	Contents	Introduction, operations, "consolidare" (f.12v), "chataino" (f.15v), business problems (16v);
	Incipit	Quattro chose bisogniar <...> quello che vuole essere buono ragioniere, ben m<ultipli>care, be<n dividere>, ben rachorre, e ben trarre. ... \| Quattro cose bisognano
	Watermarks	f.1-8: only roughly similar to Briquet 3373 (1474-83); f.9-23: only roughly similar to Briquet 10625 (1466), 10628 (1495);
	Type of writing	an irregular, inconstant, current cancellaresca
	No. of columns	1 col.
	Width of columns	approximately 10 cm wide
	Lineation	with no regular height or lineation
	Additional remarks	Anonymus
	Folio no.	1ff. \| 1r-23v
	Explicit	schonta 200 y per 4 ani 2 mesi 25 di a 15 per 100.
	Additional texts	f.24r-26v: Miscellaneous notes in several hands, inclusive drafts of letters dated 7 Aug 1478 and 18Dec 1480 (f.24r), multiplication tables (f.24v, 25r, 26v);
Work 2	Title (ms.)	Parte de Arismetrica
	Contents	Fractions, "regola del 3" (f.32r), "algebra almachabel" (f.35r), "arte della geometria" (f.51r), business problems (f.62r);
	Incipit	Ropti./ Li libra del zafferano vale 7/8 di duc. Io voglio comperare 3/4 di libra.
	Watermarks	huchette , not in Briquet
	Type of writing	a fairly neat but inconstant corsiva cancellaresca
	No. of columns	1 col.
	Width of columns	using left margin, but not right, top margin approximately 2 cm, but no standard height or bottom margin
	Lineation	approximately 30 regular lines per 18 cm
	Folio no.	27r-82v
	Explicit	et tanto rame te li converra giongere, et cosi farai simile rasone.
	Glosses etc.	Notes in later hands at bottom
	Math. drawings	rough geometrical diagrams on f.49r-61v;
Work 3	Title (standard)	Mathematical notebook
	Contents	Rough notes, problems, calculations, some in different hands
	Precise date	1477
	Method of Dating	d
	Watermarks	like Briquet 3385 (1495)
	No. of hands	several hands
	Type of writing	a very irregular corsiva cacellaresca
	No. of columns	1 col.
	Width of columns	no regular margins observed
	Folio no.	83r-96v
	Additional information	f.92v-93r: dated 1477-80, f.93r: dated 18.Nov.1477
Work 4	Title (standard)	trattato d'abbaco (frag.)
	Contents	Fractions, business problems
	Incipit	De multiplicatione ruptorum./ Multiplica 2/3 via 3/4. la prima chosa che hai a ffare ...
	Numbering	ff. 105-122 orig.: 51-64, 67-70;
	Watermarks	identical to Briquet 5543 (1488), except ff.100,101, which are similar to Briquet 6629 (1490);
	Type of writing	a fairly neat corsiva cancellaresca
	No. of columns	1 col.
	Width of columns	180 x 115 mm
	Lineation	30 lines
	Folio no.	97r-122v
	Explicit	et per questo cotale modo fa le simigliante ragione cioe per lo p<..> delle dande.
Work 5	Author (ms.)	Nicolaus Horem
	Author standard	Jacobus de Sancto Martino \| Nicolaus Oresmius
	Title (ms.)	De latitudinibus formarum
	Title (standard)	De Latitudinibus Formarum
	Incipit	Formarum quia \| Formarum quia latitudines multipliciter varianter multiplices ...
	Incipit 2	Incipit per utilis tractatus de latitudinibus formarum secundum reverendum doctore magistrum Horem die decima Ianuarii.
	Watermarks	like Briquet 12203 (1487)
	Type of writing	an irregular, difficult, current cancellaresca
	No. of columns	1 col.
	Lineation	30 regularly-spaced lines in 189 mm.
	Folio no.	123r-130v \| 124-131v \| 124-132
	Explicit	et sic finem habeat tractatus de latitudinibus formarum.
	Colophon	Tractatus de formarum latitudinibus a venerabili doctor magistro Nicolao Horen editus finit feliciter impressus ac diligenti cara emandatus Padue per magistrum Mattheum Cerdenis de mundis (?) grecum, anno domini 1426 die neno 18 mensie Februarii.
	Math. drawings	many geometrical diagrams in margins
	T & K	TK 568.4
Work 6	Author (ms.)	Blasius de Parma
	Author standard	Blasius de Parma \| Blasius of Parma
	Title (ms.)	Quaestiones super Tractat. de latitudine formarum \| Quaestiones super tractatu de latitudine formarum
	Title (standard)	De latitudinibus formarum \| Questiones super tractatu de latitudinibus formarum
	Incipit	Primo quaeritur utrum \| Primo queritur utrum cuiuslibet forme latitudo sit uniformis vel difformis, ...
	Incipit 2	Incipiunt questiones super tractatu de latitudinibus formarum determinate per venerandum doctorem magistrum Blasium de Parma de Pelicano.
	Watermarks	like Briquet 12203 (1487)
	Type of writing	an irregular, difficult, current cancellaresca
	No. of columns	1 col.
	Lineation	30 regularly-spaced lines in 189 mm.
	Folio no.	131r-138v \| 132-140 \| 132r ff.
	Explicit	et per hoc devenire in cognitionem quadum medii totius latitudinis.
	Colophon	Explicit questionem super tractatu de latitudinibus formarum magistri Ioannis Horem (sic) determinate per venerandum doctorem <...> magistrum Blasium de Parma de Pelacanis impresse Padue die mense anno superscripsit, in laude dei summa.
	Math. drawings	many geometrical diagrams in margins
	T & K	TK 1638.9
Work 7	Title (ms.)	Regula di allegare \| Sequuntur plura spectantia ad Algorismum, seu Arithmeticam
	Incipit	Una ha comperato grano per soldi 18 el storo \| Uno ha comprato grano
	Watermarks	watermark unidentifiable
	Type of writing	a fairly neat corsiva cancellaresca
	No. of columns	1 col.
	Lineation	25 regular lines in 176 mm.
	Folio no.	139r-142v \| 140-167
Work 8	Scribe(s)	hand <alpha>
	Title (standard)	Abbacus fragment
	Contents	Alligation, interest problems (f.148v)
	Incipit	L'oro fino sie di 24 charati et non puote piu montare
	Precise date	1479 (149v, 150r)
	Method of Dating	d
	Watermarks	identical to Briquet 7917 (1479)
	No. of hands	3
	Type of writing	<alpha> a very irregular current cancellaresca, <beta> a very neat current mercantesca formata, <gamma> a fairly neat corsiva mercantesca;
	No. of columns	1 col.
	Width of columns	<alpha> 18 x 10 cm., <beta> 10 cm. wide, <gamma> with no regular margins;
	Lineation	<alpha> 27lines, <beta> 25 regularly-spaced lines in 18 cm.
	Folio no.	143r-150v, 157r-158r
Work 9	Scribe(s)	<beta>
	Title (standard)	Four problems
	Watermarks	identical to Briquet 7917 (1479)
	No. of hands	3
	Type of writing	<alpha> a very irregular current cancellaresca, <beta> a very neat current mercantesca formata, <gamma> a fairly neat corsiva mercantesca;
	No. of columns	1 col.
	Width of columns	<alpha> 18 x 10 cm., <beta> 10 cm. wide, <gamma> with no regular margins;
	Lineation	<alpha> 27lines, <beta> 25 regularly-spaced lines in 18 cm.
	Folio no.	158v, 159r, 160r
	Scribbles	f.159v, 160v-162v: Miscellaneous notes and scribbles
Work 10	Scribe(s)	<gamma>
	Title (standard)	Miscellaneous problems
	Watermarks	identical to Briquet 7917 (1479)
	No. of hands	3
	Type of writing	<alpha> a very irregular current cancellaresca, <beta> a very neat current mercantesca formata, <gamma> a fairly neat corsiva mercantesca;
	No. of columns	1 col.
	Width of columns	<alpha> 18 x 10 cm., <beta> 10 cm. wide, <gamma> with no regular margins;
	Lineation	<alpha> 27lines, <beta> 25 regularly-spaced lines in 18 cm.
	Folio no.	163r-164r
Work 11	Scribe(s)	<alpha>
	Title (standard)	Miscellaneous exchange problems
	Incipit	Quando tu entrerrai inn una terra per chonperare chanbiora sichome argiento a bbiglione ...
	Watermarks	identical to Briquet 7917 (1479)
	No. of hands	3
	Type of writing	<alpha> a very irregular current cancellaresca, <beta> a very neat current mercantesca formata, <gamma> a fairly neat corsiva mercantesca;
	No. of columns	1 col.
	Width of columns	<alpha> 18 x 10 cm., <beta> 10 cm. wide, <gamma> with no regular margins;
	Lineation	<alpha> 27lines, <beta> 25 regularly-spaced lines in 18 cm.
	Folio no.	164v-166v
	Scribbles	f.167r-v: miscellaneous notes and calculations
Work 12	Title (standard)	Abbacus (frag.)
	Contents	Fractions, radicals (f.154r);
	Incipit	... multiplica 5 via 13 fa 60, poy multiplica 2 via 60 fa 120.
	Language	Latin
	Watermarks	monts not in Briquet
	Type of writing	a neat gothic cursive
	No. of columns	1 col.
	Width of columns	lead-ruled 156 x 100 mm.
	Lineation	42 lines
	Initials etc.	initials and beginning words in red
	Publ. descriptions	Boncompagni, Intorno 394;
	Folio no.	151r-156v
	Explicit	in isto enim continentur omnes ille partes que sunt ab uno in decem.