Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXIV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXIV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXV. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVI. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVI. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVI. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVI. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVI. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVIII. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVIII. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVIII. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXVIII. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXIX. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXIX. PP. 219-220 for Toynbee letter.

Drawing of zooplankton observed by Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857. This is one of the first instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. Plate XXIX. PP. 219-220 for Toynbee letter.

Letter from Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857 to Matthew Fontaine Maury. This is one of the first published instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. PP. 219-220.

Letter from Ellen Toynbee on board the British East Indiaman GLORIANA in the Indian Ocean in 1857 to Matthew Fontaine Maury. This is one of the first published instances of a woman engaging in any aspect of marine biology. In: Maury, M. F., 1858. "...Wind and Current Charts". Vol. I, Eighth Edition, New and Enlarged. PP. 219-220.

William Scoresby's Marine Diver, used to obtain water samples from below the surface of the ocean. In Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

A stone lance probably used by Greenland Eskimos that was found embedded in a whale. In Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

An illustration of Scoresby's Improved Magnetic Needle for use with a compass. In Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

Various zooplankton depicted in William Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

Ctenophores (comb jellies) and a clione (shell-less gastropod , Figure 10) and other planktonic creatures in William Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

Ctenophores (comb jellies) in William Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

A clione, a shell-less gastropod, in William Scoresby's "An Account of the Arctic Regions", Vol. II, 1820. Library Call No. G 742 . S42 1820.

Various planktonic crustaceans including a euphausiid shrimp, Figure 13, a copepod, Figure 15, and other small creatures in William Scoresby's " An Account of the Arctic Regions", Vol. II. Library Call No. G 742 . S42 1820.

A temperature variation diagram showing the sinusoidal change in temperature at London, Stockholm, and 78 degrees North Latitude in William Scoresby's, "An Account of the Arctic Regions", Vol. II. Library Call No. G 742 . S42 1820.

Title page to "Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. Actinia in different degrees of expansion. The same Actinia (Metridium marginata) fully expanded. A sea anemone.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A sea anemone.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A sea anemone.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A holothurian.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A jellyfish, Cyanea arctica.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A holothurian.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A sea urchin.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A sea urchin shell showing the structure.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A sand dollar.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A starfish.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A brittlestar.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. Astrophyton, a Basket-fish (Basket star); in a natural attitude.

From ""Seaside Studies in Natural History" by Elizabeth C. Agassiz and Alexander Agassiz. A crinoid.

A remarkable discussion of possible disaster from a ship collision with an iceberg. The description of the danger was made by Captain Charles D. Sigsbee, Chief of the Navy Hydrographic Office, captain of the MAINE two years after this article was published which was 16 years before the TITANIC disaster. He commanded the BLAKE and wrote "Deep Sea Sounding and Dredging."

Baseline measurement over the remains of the Coast and Geodtetic Survey Steamer HASSLER.

Baseline measurement over the remains of the engine of the Coast and Geodetic Survey Steamer HASSLER.

Marine archaeologist taking measurements over the engine of the Coast and Geodetic SurveySteamer HASSLER.

Boiler stays and end remains of the Coast and Geodetic Survey Steamer HASSLER.