Printed ready-reckoner, compiled by George Brown, of the value in sterling silver of varying finenesses of bullion (for the use of merchants supplying bullion to the Mint) (Edinburgh, 1687)

1 Table

To the most Honbl.Honourable Robert Earle of Oxford and Mortimer Ld.Lord High Treasr:Treasurer of Great Britain.

2 Table

Showing the True value per Graine drop ounce pound or Stone weight of Gold bullion of any fineness at 48 pounds Scots per Ounce CarractCarat fine

Shewing what weight of Gold standard fine, One is to have per Graine, drop, Ounce, Pond, or Stone weight of Gold of any fineness: In which to prevent the trouble of different Denominations, every Graine is divided into 624 parts.

THISThis Table Calculated for the Mint-house of Scotland (before the Union) is humbly Dedicated by Author George Brown Presbyter.

£ Scots per Gr:Grain Weight £ Scots per Dr:Drop Weight £ Scots per ℥Ounce Weight ££ Scot per Libpound weight ££ Scots per Stone weight

Directions and Instructions Shewing by Examples how to use the TablesTables

Weight per GrGrain Weight per Drop Weight per Ounce Weight per Pound Weight per Stone At 48L£ Scots per Ounce 22 CarractCarat fine what will 45 libpound weight of 17 CarractCarat and 9 Graines fineness come to? gr:pts dr:gr:pts: ℥dr:gr:pts lib℥dr:gr:pts St:lib℥dr:gr:pts Grains fine 1 ∟00031565 ∟01136363 ∟181818 2∟909090 46∟545454 In the first Table under prper libpound weight and against 17 CarractCarat fine Grains Fine 1 1 36 240 34240 1518144 2 ∟00063131 ∟02272727 ∟363636 5∟818181 93∟090909 yowyou find in the common Area 593∟4549 2 2 72 496 133216 115124 3 ∟00094696 ∟03409090 ∟545454 8∟727272 139∟636363 Item in the same Columne against 9 Graines fine yowyou have 26∟1818 3 3 108 6144 232192 21419168 4 ∟00126262 ∟04545454 ∟727272 11∟636363 186∟181818 The sum of both which is the price of one pound weight of that 619∟6363 4 4 144 8192 331168 314248 5 ∟00157828 ∟05681818 ∟909090 14∟545454 232∟727272 fineness viz 619 £pounds 12 shshillings 8 dpence Scots and a very small fraction: 45 5 5 180 10240 430144 41320192 6 ∟00189393 ∟06818181 1∟090909 17∟454545 279∟272727 And this multiplied by 45 yeildsyields 27883 £pounds 12 shshillings 8 dpence Scots with 330981818 6 6 216 1324 529120 513372 7 ∟00220959 ∟07954545 1∟272727 20∟363636 325∟818181 the same inconsiderable fraction of a Scots penny as before 247854545 7 7 252 1572 62896 61221216 27883∟6363 8 ∟00252525 ∟09090909 1∟454545 23∟272727 372∟363636 In the 2 Table under the title weight per pound against { ℥:dr:gr:pts 8 8 124 17120 72772 712496 9 ∟00284090 ∟10227272 1∟636363 26∟181818 418∟909090 17 Car:Carats fine yowyou have: And in the same table under the same 12:5:29:120 9 9 160 19168 82648 81122240 10 ∟00315656 ∟11363636 1∟818181 29∟090909 465∟454545 title against 9 Graines fine yowyou have 00:8:26:048 10 10 196 21216 92524 9115120 The sum of which is the weight due of Standard fine for 12:14:19:168 11 ∟00347222 ∟12499999 2∟000000 32∟000000 512∟000000 one libpound weight of 17 Car:Carats 9 Graines fine Stlib℥DrGrPts 11 11 1132 24 1024 101024 CarractCarat fyne per ℥ounce 1 ∟00378787 ∟13636363 2∟181818 34∟909090 558∟545454 Now 168 parts multiplied by 45 and reduced yeildsyields 000000028168 CarractCarat fyne per ℥ounce 1 12 1168 2648 1122240 11106144 2 ∟00757575 ∟27272727 4∟363636 69∟818181 1117∟090909 And 45 × 10 Graines yeildsyields 000002327000 2 24 372 11696 179216 1741324 3 ∟01136363 ∟40909090 6∟545454 104∟727272 1675∟636363 And 45 × 14 Drops yeildsyields 001070600000 3 36 4240 26144 2232192 221419168 Lastly 45 × 12 Ounces 202120000000 4 ∟01515151 ∟54545454 8∟727272 139∟636363 2234∟181818 The sum of all which viz 2 stone 4 libpounds 4 ounces 14 drops 204041419160168 4 48 6144 232192 21419168 21482648 5 ∟01893939 ∟68181818 10∟909090 174∟545454 2792∟727272 19 graines 160 parts is the true weight of Standard fine due for 45 libpounds of 17 5 60 848 322240 3106144 310232192 6 ∟02272727 ∟81818181 13∟090909 209∟454545 3351∟272727 CarractCarat 9 graines fine: But to prevent the great trouble of so Laborious 6 72 9216 41324 4529120 4513372 7 ∟02651515 ∟95454545 15∟272727 244∟363636 3909∟818181 a work especially when the Mass consists of many different species of weight 7 84 11120 5372 511696 5179216 I have contrived a third Table by which haveing once the value of the whole 8 ∟03030303 1∟09090909 17∟454545 279∟272727 4468∟363636 Mass you may find both the Standard weight and Number of peicespieces with 8 96 1324 529120 513372 51311696 9 ∟03409090 1∟22727272 19∟636363 314∟181818 5026∟909090 the allowance of ten per Cent to the Merchant of Imployer 9 108 14192 619168 682648 681122240 10 ∟03787878 1∟36363636 21∟818181 349∟090909 5585∟454545 Weight 10 120 1696 79216 7413240 74529120 11 ∟04166666 1∟50000000 24∟000000 384∟000000 6144∟000000 Value of the Mass Number of peicespieces Stlib℥drgr

\frac{2}{5}

pt 11 132 18 8 8 8 12 ∟04545454 1∟63636363 26∟181818 418∟909090 6702∟545454 The foresaid Mass comes to 27883∟6363 12 144 19168 82648 81122240 811106144 The next to which in the third Table 13 ∟04924242 1∟77272727 28∟363636 453∟818181 7261∟090909 is under £: Scots 21600∟0000 2000 1122 13 156 2172 91696 979216 9741324 14 ∟05303030 1∟90909090 30∟545454 488∟727272 7819∟636363 The Remainder is 6283∟6363 14 168 23240 106144 10232192 1021419168 15 ∟05681818 2∟04545454 32∟727272 523∟636363 8378∟181818 The next to which is 5400∟000 500 0070008 15 180 24144 1032192 101419168 101482648 16 ∟06060606 2∟18181818 34∟909090 558∟545454 8936∟727272 The Remainder is 883∟6363 16 192 2648 1122240 11106144 1110232192 The next to which is 756∟0000 70 1512 17 ∟06439393 2∟31818181 37∟090909 593∟454545 9495∟272727 The Remainder is 127∟6363 17 204 28216 121324 12529120 12513372 18 ∟06818181 2∟454545 39∟272727 628∟363636 10853∟818181 The next to which is 108∟0000 10 24 18 216 29120 13372 1311696 13179216 19 ∟07296969 2∟59090909 41∟454545 663∟272727 10612∟363636 The Remainder is 19∟6363 19 228 3124 1329120 1313372 131311696 20 ∟07575757 2∟72727272 43∟636363 698∟181818 11170∟909090 The next to which is 10∟8000 1 3213 20 240 32192 1419168 1482648 1481122240 The Remainder is 8∟8363 21 ∟07954545 2∟86363636 45∟818181 733∟090909 11729∟454545 The next to which

\frac{1}{2}

Viz. 5∟4000 0

\frac{1}{2}

1284 21 252 3496 159216 1541324 154529120 22 ∟08333333 3∟00000000 48∟000000 768∟000000 12288∟000000 The Remainder is 3∟4363 22 1 1 1 1 1 23 ∟08712121 3∟13636363 50∟181818 802∟909090 12846∟545454 The next to which is

\frac{1}{4}

viz 2∟7000 0

\frac{1}{4}

322 23 112 11168 12648 11122240 111106144 24 ∟09090909 3∟27272727 52∟363636 837∟818181 13405∟090909 The Remainder and Sum is ∟7363 2581

\frac{3}{4}

24041410

\frac{4}{5}

24 124 1372 111696 1179216 11741324 3 A TABLE for Gold Which suposeingsupposing Proof by the 4th Table thus £ 4 TABLE for Gold Showing the true Value of any Number of Graines Drops, Ounces, Pounds, or Stones, of Standard fineness. 2 Stone is 245676 4 libpounds is worth 3072 4 ℥ounces is worth 192 14 dr:drops is worth 30 + 12. 15 42 10 gr:grains is worth 0∟8333 N £ Scots Unites Tens Hundreds Thousands X Thou: C Thou:

\frac{4}{5}

gr:grains is worth ∟0666 N Grains Dr ℥ lib Stones And the Ballance is ∟7363 ℥dr:gr:5th pts lib℥dr lib℥dr Stslib:℥ Sts:lib℥ Stslib℥ The sum is 27883∟6363 1 ∟8333 3∟000 48∟00 768∟00 12288∟00 ScotishScottish peicespieces of Gold 1 10∟80000 3213 24 168 141 81210 87144 So that as you see 2581 and

\frac{3}{4}

of a peicepiece of coyned Gold Standard fine will weightweigh 2 Stones 4 libpounds 4 Ounces 14 Drops 10 gr:grains and

\frac{4}{5}

graines which with a Ballance of ∟7363 of fourteen ShillingShillings and litlelittle more than eight pennies Scots does exactly exhaust the value of the Bullion proposed and the Owners allowance lyes in setting off at 20: Sh:Shillings Ster:Sterline or 12 £ Scots per peicepiece what is truly and of instrinsick value onely worth 10£ 16 Sh:Shillings Scots or 18 Shillings Sterline. 2 ∟16666 6∟000 96∟00 1536∟00 24576∟00 2 21∟60000 771 48 213 1122 1794 175128 3 ∟25000 9∟000 144∟00 2304∟00 36864∟00 3 32∟40000 10284 612 438 2103 266514 2631012 4 ∟33333 12∟000 192∟00 3072∟00 49152∟00 4 43∟20000 14142 9 510 384 3528 3519 5 ∟41666 15∟000 240∟00 3840∟00 61440∟00 5 54∟00000 12 114 78 465 43152 43974 Here observe that 21600 taking in three of the Decimals I add three Cyphers to 2 the Index of it so have I 2000 peicespieces whose weight is under the title of thousands viz 1 St:Stone 12 libpounds 2 ℥ounces and so you may Iudge of others 6 ∟5000 18∟000 288∟00 4608∟00 73728∟00 6 64∟80000 15213 138 87 546 521112 52758 7 ∟58333 21∟000 336∟00 5376∟00 86016∟00 7 75∟60000 1971 1512 9138 627 6186 615312 8 ∟66666 24∟000 384∟00 6144∟00 98304∟00 8 86∟40000 112284 12 114 78 705 7032 Also I have here by mere oversight taken out the nearest to 883 at twice which might have been done at once to the same purpose viz 864£ peicespieces 80 Weight 1 libpounds 2 Ounce 9 ∟75000 27∟000 432∟00 5912∟00 110592∟00 9 97∟20000 200142 144 12108 7149 79110 79104 £: Scots £: Scots £: Scots £: Scots £: Scots