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Monographie
Tables for the reduction of ex-meridian altitudes
Towson John Thomas | J. D. Totter | 1856
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Monographie
Tables to facilitate the practice of great circle sailing
Towson John Thomas | printed for the Hydrographic office, Admiralty | 1848
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Monographie
Table to facilitate the practice of great circle sailing, and the determination of azimuths
Towson John Thomas | Hydrographic office | 1854
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Practical information on the deviation of the compass for the use of masters and mates of iron ships
Towson John Thomas | George E. Eyre and William Spottiswoode | 1863
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Monographie
Tables for the reduction of ex-meridian altitudes
Towson John-Thomas | R.-B. Bate | 1849
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Monographie
Tables to facilitate the practice of great circle sailing, and the determinator of azimuths
Towson John-Thomas | [s. n.] | 1850
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Monographie
Tables to facilitate the practice of great circle sailing, and the determination of azimuth
Towson John Thomas | William Clowes & sons | 1848