TY  - JOUR
T1  - Calculations in Spherical Trigonometry Abridged. By Israel Lyons. In a Letter to Sir John Pringle, Bart. P. R. S.
JF  - Philosophical Transactions (1683-1775)
VL  - 65
SP  - 470
EP  - 483
PY  - 1775/01/01/
UR  - http://dx.doi.org/10.1098/rstl.1775.0047
M3  - doi:10.1098/rstl.1775.0047
AU  - Lyons, I.
ER  -