Energy distribution of gamma rays scattered around a soil density probe.

At head of title: Project report.

Protection against Roentgen and gamma-rays. USSR.

Translation of p. 94-226 and p. 233-237 of Zashchita ot rentgenovykh i gamma lucheĭ.

The fishes of the Indo-Australian Archipelago ...

Mode of access: Internet.

Röntgen rays;

Bibliography: p. 74.

The naturalist's library : containing scientific and popular descriptions of man, quadrupeds, birds, fishes, reptiles and insects; comp. from the works of Cuvier, Griffith, Richardson ... and other writers on natural history. Arranged according to the classification of Stark /

Mode of access: Internet.

Cartulaire des sires de Rays; notice, tables analytique et alphabétique, choix de documents liste des sires de Rays,

Limited ed.

A practical manual on the medical and dental use of x-rays with control of radiation hazards.

Mode of access: Internet.

A collection of English vvords not generally used, with their significations and original, in two alphabetical catalogues, the one of such as are proper to the northern, the other to the southern counties. With catalogues of English birds and fishes; and an account of the preparing and refining such metals and minerals as are gotten in England.

Mode of access: Internet.

The Roentgen rays, their production and use.

Plates printed on both sides.

The coming of the pond fishes; an account of the introduction of certain spiny-rayed fishes, and other exotic species, into the waters of the lower Columbia river region and the Pacific coast states,

Mode of access: Internet.

Fishes, particularly their structure and economical uses.

"Memoir of Hippolito Salviani": p. [17]-43.

Exotic aquarium fishes; a work of general reference,

Maps on lining papers.

X rays and crystal structure /

Mode of access: Internet.

Seasonal and daily microhabitat selection by Illinois stream fishes /

"Final report 10 June 1982."

The identification of the nonnative fishes inhabiting Illinois waters / Lawrence M. Page and Christopher A. Laird.

"Prepared by Center for Biodiversity, Illinois Natural History Survey."