On Platina.: UK, 1790-1830: Gold, Silver & Exchange Rates

Where British merchants paid in coin, a premium on contraband at Cartagena is assumed. (Peso Exchange on Madrid is given for comparison.)

	PoS	Exchg	Exchg	Exchg	Exchg	Exchg	SPb £/руб	SPb £/руб
Year	Fine Ag	$ Coin Ag	$ Pesos	Roubles	Roubles	Roubles	UK Exchg	SPb Exchg
1789	£0.3100	£0.2583	£0.1459	£0.1814	£0.1302	£0.1410	£0.1345	руб 7.436
1790	£0.3100	£0.2583	£0.1448	£0.1814	£0.1302	£0.1410	£0.1367	руб 7.316
1791	£0.3037	£0.2531	£0.1492	£0.1777	£0.1135	£0.1229	£0.1173	руб 8.527
1792	£0.3250	£0.2708	£0.1543	£0.1901	£0.0969	£0.1208	£0.1097	руб 9.112
1793	£0.3150	£0.2625	£0.1425	£0.1843	£0.1031	£0.1021	£0.1018	руб 9.826
1794	£0.3050	£0.2542	£0.1267	£0.1784	£0.1156	£0.1188	£0.1181	руб 8.464
1795	£0.3100	£0.2583	£0.1227	£0.1814	£0.1281	£0.1208	£0.1235	руб 8.099
1796	£0.3175	£0.2646	£0.1205	£0.1857	£0.1302	£0.1313	£0.1318	руб 7.588
1797	£0.3000	£0.2500	£0.1042	£0.1755	£0.1240	£0.1208	£0.1214	руб 8.237
1798	£0.3000	£0.2500		£0.1755	£0.1063	£0.1042	£0.1061	руб 9.428
1799	£0.3275	£0.2729		£0.1916	£0.1115	£0.1083	£0.1090	руб 9.174
1800	£0.3450	£0.2875	£0.2250	£0.2018	£0.1188	£0.1188	£0.1197	руб 8.353
1801	£0.3526	£0.2938	£0.1636	£0.2063	£0.1229	£0.1250	£0.1230	руб 8.133
1802	£0.3300	£0.2750	£0.1560	£0.1877	£0.1266	£0.1229	£0.1258	руб 7.952
1803	£0.3300	£0.2750	£0.1514	£0.1877	£0.1422	£0.1438	£0.1418	руб 7.051
1804	£0.3200	£0.2667	£0.1452	£0.1820	£0.1323	£0.1323	£0.1334	руб 7.498
1805	£0.3400	£0.2833	£0.1374	£0.1970	£0.1313	£0.1333	£0.1298	руб 7.707
1806	£0.3238	£0.2698	£0.1492	£0.1876	£0.1219	£0.1250	£0.1250	руб 8.000
1807	£0.3275	£0.2729	£0.1624	£0.1897	£0.1058	£0.1000	£0.1135	руб 8.807
1808	£0.3226	£0.2688	£0.1740	£0.1869	£0.0970	£0.0917	£0.0875	руб 11.429
1809	£0.3250	£0.2708	£0.1798	£0.1883	£0.0838	£0.0792	£0.0833	руб 12.000
1810	£0.3425	£0.2854	£0.1834	£0.1984	£0.0639	£0.0604	£0.0583	руб 17.143
1811	£0.3600	£0.3000	£0.1916	£0.2086	£0.0639	£0.0604	£0.0583	руб 17.143
1812	£0.3962	£0.3302	£0.1799	£0.2295	£0.0806	£0.0750	£0.0750	руб 13.333
1813	£0.4200	£0.3500	£0.2146	£0.2433	£0.0651	£0.0625	£0.0667	руб 15.000
1814	£0.3275	£0.2729	£0.1926	£0.1897	£0.0521	£0.0500	£0.0542	руб 18.462
1815	£0.5626	£0.4688	£0.1683	£0.3260	£0.0456	£0.0438	£0.0452	руб 22.102
1816	£0.2900	£0.2417	£0.1445	£0.1680	£0.0434	£0.0417	£0.0415	руб 24.107
1817	£0.3200	£0.2667	£0.1474	£0.1625	£0.0499	£0.0479	£0.0465	руб 21.489
1818	£0.3250	£0.2708	£0.1688	£0.1667	£0.0521	£0.0500	£0.0497	руб 20.137
1819	£0.3226	£0.2688	£0.1564	£0.1640	£0.0477	£0.0458	£0.0455	руб 21.978
1820	£0.2975	£0.2479	£0.1448	£0.1615	£0.0434	£0.0417	£0.0410	руб 24.370
1821	£0.2912	£0.2427	£0.1500	£0.1581	£0.0412	£0.0396	£0.0396	руб 25.245
1822	£0.2881	£0.2401	£0.1527	£0.1564	£0.0434	£0.0417	£0.0408	руб 24.482
1823	£0.2862	£0.2385	£0.1557	£0.1553	£0.0456	£0.0438	£0.0400	руб 25.001
1824	£0.2887	£0.2406	£0.1518	£0.1567	£0.0412	£0.0396	£0.0396	руб 25.274
1825	£0.2944	£0.2453	£0.1524	£0.1598	£0.1108	£0.0428	£0.1063	руб 23.386
1826	£0.2893	£0.2411	£0.1464	£0.1570	£0.1189	£0.0396	£0.1141	руб 25.274
1827	£0.3156	£0.2630	£0.1428	£0.1713	£0.1089	£0.0425	£0.1045	руб 23.541
1828	£0.2891	£0.2409	£0.1498	£0.1569	£0.1042	£0.0433	£0.1000	руб 23.112
1829	£0.2869	£0.2391	£0.1520	£0.1557	£0.1042	£0.0444	£0.1000	руб 22.521
1830	£0.3250	£0.2708	£0.1499	£0.1764	£0.1040	£0.0441	£0.0998	руб 22.678

The 'Spanish Dollar,' minted in the UK at the standard 925/1000 purity:

Citation: A geographical and statistical display of the locality, relation, superficies, and population of each county, section, district, and colony of the British Empire etc. ; John Marshall (1833) pp. 46; 53