The mariners magazine, or, Sturmy's mathematical and practical arts containing the description and use of the scale of scales, it being a mathematical ruler, that resolves most mathematical conclusions, and likewise the making and use of the crostaff, quadrant, and the quadrat, nocturnals, and other most useful instruments for all artists and navigators : the art of navigation, resolved geometrically, instrumentally, and by calculation, and by that late excellent invention of logarithms, in the three principal kinds of sailing : with new tables of the longitude and latitude of the most eminent places ... : together with a discourse of the practick part of navigation ..., a new way of surveying land ..., the art of gauging all sorts of vessels ..., the art of dialling by a gnomical scale ... : whereunto is annexed, an abridgment of the penalties and forfeitures, by acts of parliaments appointed, relating to the customs and navigation : also a compendium of fortification, both geometrically and instrumentally / by Capt. Samuel Sturmy.

III. A Table for the Division of the Line of Artificial Tangents to 45 Deg. and the Minutes fit to be set thereon.

	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.	Deg.
Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.	Tang. parts.
Minutes.		89	88	87	86	85	84	83	82	81	80	79
0	1	2	3	4	5	6	7	8	9	10	11
0	00	241	546	719	844	941	1021	1089	1147	1199	1246	1288
10	46	308	577	742	862	956	1033	1099	1156	1207	1253	1295
20	76	366	610	765	879	970	1045	1106	1165	1215	1260	1301
30	96	410	640	786	895	983	1056	1119	1174	1223	1267	1308
40	106	463	668	806	911	996	1067	1129	1183	1231	1274	1314
50	162	505	694	826	927	1009	1078	1138	1191	1238	1281	1321
Min.									70
12	13	14	15	16	17	18	19	20	21	22	23
0	1327	1363	1396	1428	1457	1485	1511	1536	1561	1584	1606	1627
10	1333	1369	1402	1433	1462	1489	1516	1541	1564	1587	1610	1631
20	1339	1374	1407	1438	1466	1494	1220	1545	1568	1591	1613	1634
30	1345	1380	1412	1442	1471	1498	1524	1549	1572	1595	1617	1638
40	1351	1385	1417	1447	1476	1503	1528	1553	1576	1599	1620	1641
50	1357	1391	1422	1452	1480	1507	1532	1557	1580	1602	1624	1645
Min							60
24	25	26	27	28	29	30	31	32	33	34	35
0	1648	1668	1688	1707	1725	174••	1761	1738	1795	1812	1828	1845
10	1651	1671	1691	1710	1728	1746
20	1655	1675	1694	1713	1731	1749	1767	1784	1801	1818	1834	1850
30	1658	1678	1697	1716	1735	1752
40	1662	1681	1700	1719	1737	1755	1773	1790	1806	1823	1839	1855
50	1665	1684	1704	1722	1742	1758
Min					50					45
36	37	38	39	40	41	42	43	44	45
0	1861	1877	1892	1908	1923	1939	1954	1969	1984	2000
20	1866	1882	1898	1913	1928	1944	1959	1974	1989
40	1871	1887	1903	1918	1934	1949	1964	1979	1994