Summary of gold-silver ratios and the value of the guinea in nine countries

Author: Isaac Newton

Source: MINT 19/2/68, National Archives, Kew, Richmond, Surrey, UK

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- Revision History
  - 1 January 2001
    - Catalogue information compiled by Rob Iliffe, Peter Spargo & John Young
  - 29 September 2011
    - Catalogue exported to teiHeader by Michael Hawkins
  - 16 May 2017
    - Transcribed by Will Scott
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<68r>

M^r Cassini, Maraldi, De la Hire, Louril, Fontenell, Monmort, Observatory, Abby Bignon, Abbe Varignon, Academy.

Abby Bignon³, the Academy¹, the Observatory², Mons^rs Fontenell, Cassini, Maraldi, De la Hire, Louvill, Varignon, Monmort.

diameter Terræ est pedum Paris. 39391078. 365. 100 ∷ 10792076 = 31^s. 16^d $\frac{1}{2}$ = 1876 $\frac{1}{2}$ .

Pro

Nobilissimo et eruditissimo
viro Equite Isaaco Newton
Domino meo Colendissimo.

<68v>

Moeda of Portugal of 2000 Res. 11 ounces fine. Weight 3. 10 $\frac{1}{2}$ ^gr = 82^gr.

Crusado of Portugal of 400 Res. 11 ounces fine Weight 11. 4 = 268^gr.

1 ☉ = 16 $\frac{1}{6}$ ☽ in Portugal. 15.

A pound weight of fine gold is equal in value to 16 pound weight of fine silver in Spain & Portugal, to 15 pound weight in France, to 14^{lw^t} 10 $\frac{1}{2}$ ^oz in Holland & Italy, to 14. 9 in Germany. to 14 6 at Hamborough & Dantzick. to 15^℔. 16^oz. 17^{dw^t}. 5^gr in England


	{	16.	0.	0.	0	}		{	Spain & Portugal
A pound weight of fine gold is worth about		15.	6.	17.	5		of fine silver in		England
		15.	0.	0.	0				France
		14.	10.	10.	0				Holland & Italy
		14.	9.	0.	0				Germany
		14.	6.	0.	0				Hamburgh & Dantzik.

		li	s	d
	{	1.	2.	1	in Spain & Portugal
A Guinea is worth about		1.	1.	6	in England
		1.	0.	8 $\frac{1}{2}$	in France
		1.	0.	6 $\frac{1}{2}$	in Holland & Italy
		1.	0.	4 $\frac{1}{2}$	in Germany
		1.	0.	1	at Hamburg
		1.	0.	0	in Dantzic

	{	16		to 1 in Spain & Portugal
Fine gold is in value to fine silver of equal weight about (very nearly) as		15 $\frac{4}{7}$		to 1 in England
		15		to 1 in France.
		14 $\frac{7}{8}$		to 1 in Holland & Italy
		14 $\frac{3}{4}$		in Germany
		14 $\frac{5}{9}$		at Hambourgh
		14 $\frac{1}{2}$		at Dantzig
		li	s	d
	{	1.	2.	1 or 2^d	in Spain & Portugal
A Guinea is worth about		1.	1.	6	in England
		1.	0.	8 $\frac{1}{2}$	in France.
		1.	0.	6 $\frac{1}{2}$	in Holland & Italy
		1.	0.	4 $\frac{1}{2}$	in Germany
		1.	0.	1	at Hamburgh
		1.	0.	0	at Dantzic