INDEX. 



Page. 



Admiralty charts, British, change in manner of purchasing 57 



charts-room established in Hydrographic Office 20 



Adams, John Quincy, endeavors to found an astronomical observatory 10 



Adams, Lieut. H. A., recommended for Superintendent of Depot of Charts 



and Instruments 9 



Ageuts appointed for sale of Hydrographic Office publications , 20 



Alden, Commodore James, order of, reorganizing Hydrographic Office 21 



Appropriation for establishing an astronomical observatory, failure to secure. 11 

 asked for, to purchase suitable building for Hydrographic 



Office 41 



made for transfer of photolithographed charts to copper plates . 53 



Astronomical instruments obtained for Depot 10 



Autography introduced in Office 21 



B. 



Bancroft, Hon. George, Secretary of the Navy, first volume of astronomical 



observations issued under authority of 15 



Bartlett, Commander John R., translation and compilation by 43 



ordered as Hydrographer 55 



Belden, Lieut. Samuel, compilation by 47 



Blunt, Messrs. E. and G. W., purchase of engraved plates from 19 



Books, list of, kept in archive department 25, 26 



blank, requesting hydrographic information, sent out to merchant- 

 men : 44 



library, rules in regard to 28 



method of keeping 27 



obsolete, disposition to be made of 27 



persons taking, to be responsible for 27 



Branch, Hon. John, Secretary of the Navy, letter addressed to, advocating 



founding of a Depot of Charts and Instruments 4 



Branch hydrographic offices, establishment of .„ . . 55 



in charge of naval officers 55 



time-balls established at 62 



usefulness of 55, 57, 61 



usual location of 55 



work of 61, 62 



Bureaus established in Navy Department 13 



65 



