GEOLOGY OF NEW HAMPSHIRE 47 
I have taken great pains to determine exactly the cost of 
every part of this survey to the state, including the explorations, 
printing the annual and final reports, but not the cost of distri- 
bution. 
Expenses of exploration and study, - - $32,199.27 
Annual reports (1500 copies), - . - 1,459.80 
Final report (1000 copies), - - - - 33,959.17 
Relief map and cases for museum, - - 500.00 
$68,118.24 
The following titles express the official reports to the state: 
First Annual Report upon the Geology and Mineralogy of the State of 
New Hampshire, by C. H. Hitchcock, state geologist, 12mo, 36 pp., I map. 
Second Annual Report upon the Geology and Mineralogy of the State of 
New Hampshire, by C. H. Hitchcock, state geologist, 8vo, 37 pp., 1 map. 
Report of the Geological Survey of the State of New Hampshire, show- 
ing its progress during the year 1870, by C. H. Hitchcock, state geologist, 8vo, 
82 pp. 
Report of the Geological Survey of the State of New Hampshire, show- 
ing its progress during the year 1871, by C. H. Hitchcock, state geologist, 
8vo, 56 pp., I map. 
Report of the Geological Survey of the State of New Hampshire, show- 
ing its progress during the year 1872, by C. H. Hitchcock, state geologist, 
8vo, I5 pp., I map. 
The Geology of New Hampshire. A report comprising the results of 
explorations ordered by the legislature, by C. H. Hitchcock, state ‘geologist, 
J. H. Huntington, principal assistant. Part I. Physical Geography, Royal 
8vo, 680 pp., 49 plates, 1874. 
The Geology of New Hampshire, etc., by C. H. Hitchcock, state geol- 
ogist, J. H. Huntington, Warren Upham, G. W. Hawes, assistants. Part II., 
Stratigraphical Geology, Royal 8vo, 696 pp., 40 plates, 1877. 
The Geology of New Hampshire, etc., by C. H. Hitchcock, state geologist, 
J. H. Huntington, Warren Upham, G. W. Hawes, assistants. Part III., Sur- 
face Geology. Part IV., Mineralogy and Lithology. Part V., Economic 
Geology. Royal 8vo, 760 pp., 30 plates, 1878. 
Atlas accompanying the report on the Geology of New Hampshire, by 
C, H. Hitchcock, state geologist, 1878. Folio containing seventeen maps and 
profiles. 
Peculiarities of this survey—Geological surveys may be classi- 
fied in groups. Those prosecuted in the same decade will be 
