TY - JOUR T1 - An Account of a Series of Experiments Made with a View to the Construction of an Achromatic Telescope with a Fluid Concave Lens, Instead of the Usual Lens of Flint Glass. In a Letter Addressed to Davies Gilbert, Esq. M.P. President of the Royal Society JF - Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London (1800-1843) VL - 2 SP - 333 EP - 334 PY - 1815/01/01/ UR - http://dx.doi.org/10.1098/rspl.1815.0336 M3 - doi:10.1098/rspl.1815.0336 AU - Barlow, P. ER -