The facilities for study, research and illustration in the Government departments and in the following and any other governmental collections now existing or hereafter to be established in the city of Washington for the promotion of knowledge shall be accessible, under such rules and restrictions as the officers in charge of each department or collection may prescribe, subject to such authority as is now or may hereafter be permitted by law, to the scientific investigators and to duly qualified individuals, students and graduates of any institution of learning in the several States and Territories and the District of Columbia, to wit:

One. Of the Library of Congress.

Two. Of the National Museum.

Three. Of the United States Patent and Trademark Office.

Four. Of the Department of Education.

Five. Of the Bureau of Ethnology.

Six. Of the Army Medical Museum.

Seven. Of the Department of Agriculture.

Eight. Of the United States Fish and Wildlife Service.

Nine. Of the Botanic Gardens.

Ten. Of the National Ocean Survey.

Eleven. Of the United States Geological Survey.

Twelve. Of the Naval Observatory.

Thirteen. Of the Zoological Park.

Fourteen. Of the Government Publishing Office.

The professors, instructors, and students of the several land-grant, agricultural, and mechanical colleges of the United States shall be admitted to the marine biological station on the Gulf of Mexico on the coast of Florida, to pursue such investigation in fish culture and biology as may be practicable, without cost to the Government, under such rules and regulations as may be from time to time prescribed by the Secretary of Interior.