Samuel P Sadtler

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On the Calculation of Results in Gas-Analyses

Published in Proceedings of The American Philosophical Society, in 1878, in volume 17, issue 101, pages 473-475

Created: 2017-01-01, modified: 2017-01-01

The Genesis and Chemical Relations of Petroleum and Natural Gas

Published in Proceedings of The American Philosophical Society, in 1897, in volume 36, issue 154, pages 93-102

Created: 2017-01-01, modified: 2017-01-01

Preliminary Notice of an Investigation on "Petrocene", a Product of the Destructive Distillation of Petroleum

Published in Proceedings of The American Philosophical Society, in 1879, in volume 18, issue 103, pages 185-186

Created: 2017-01-01, modified: 2017-01-01

Contributions from the Laboratory of the University of Pennsylvania. No. VI. On the Composition of the Natural Gas from Certain Wells in Western Pennsylvania

Published in Proceedings of The American Philosophical Society, in 1876, in volume 16, issue 97, pages 206-212

Created: 2017-01-01, modified: 2017-01-01

Contributions from the Laboratory of the University of Pennsylvania. No. VIII. On the Composition of the Natural Gas from Certain Wells in Western Pennsylvania and New York

Published in Proceedings of The American Philosophical Society, in 1877, in volume 16, issue 99, pages 585-589

Created: 2017-01-01, modified: 2017-01-01

Contributions from the Laboratory of the University of Pennsylvania. No. V. On a New Occurrence of Tartronic Acid, with Some Remarks on the Molecular Structure of Glyceric Acid

Published in Proceedings of The American Philosophical Society, in 1875, in volume 14, issue 95, pages 615-619

Created: 2017-01-01, modified: 2017-01-01

Langley, Samuel P. Nov. 11, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 4, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Dec. 5, 1886

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1886, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 4, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 3, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Oct. 28, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Oct. 13, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Jan. 13, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 30, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Dec. 1, 1887

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Dec. 22, 1897 [to J. Gray]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1897, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. May 6, 1890 [to S. Watson]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1890, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Apr. 13, 1891 [to S. Watson]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1891, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Oct. 18, 1889 [to S. Watson]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1889, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 21, 1889 [to S. Watson]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1889, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Mar. 3, 1888 [to S. Watson]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1888, pages 1

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Oct. 12, 1891 [to S. Watson] [postcard]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1891, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 12, 1888 [to C. W. Eliot]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1888, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Langley, Samuel P. Nov. 8, 1888 [to J. Gray] [receipt]

Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1888, pages 1

Created: 2017-06-24, modified: 2017-06-24

Marsilea macropoda New to Louisiana

Published in American Fern Journal, in 1985, in volume 75, pages 133

Created: 2017-04-23, modified: 2017-04-23

Some New Comparisons of Pieris Oleracea With P. Napi

Published in Psyche: A Journal of Entomology, in 1889, in volume 5, issue 154-155, pages 166-167

Created: 2016-06-19, modified: 2016-06-19

Buckley, Samuel B. undated

Published in Asa Gray correspondence. Senders Br-Bz, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Carey, Samuel T. July 17, 1846

Published in Asa Gray correspondence. Senders Ca-Cl, in 1846, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Carey, Samuel T. June 14, 1847

Published in Asa Gray correspondence. Senders Ca-Cl, in 1847, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Carey, Samuel T. July 20, 1848

Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Carey, Samuel T. Aug. 25, 1848

Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Cassino, Samuel E. July 2, 1884

Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Apr. 6, 1843

Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Apr. 11, 1843

Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Apr. 6, 1858

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Apr. 25, 1858

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. May 25, 1858

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. May 30, 1858

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Jan. 25, 1859

Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-8

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Feb. 5, 1859

Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Mar. 19, 1862

Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Apr. 7, 1862

Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Apr. 17, 1862

Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Sept. 24, 1858

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Nov. 20, 1858

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Mar. 23, 1862

Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Mar. 26, 1862

Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Nov. 18, 1856

Published in Asa Gray correspondence. Senders Br-Bz, in 1856, pages 1

Created: 2017-06-24, modified: 2017-06-24

Buckley, Samuel B. Dec. 2, 1856

Published in Asa Gray correspondence. Senders Br-Bz, in 1856, pages 1

Created: 2017-06-24, modified: 2017-06-24