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An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790

An account of the trigonometrical operation, whereby the distance between the meridians of the obse…
s.n.
1790