650  PRE-CAMBRIAN    GEOLOGY    OF    NORTH   AMERICA. 
56  Pre-Cambrian  outlier  at  Little  Falls,  Herkimer  Comity,  N.  Y.,  by  H.  P.  Gush- 
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Fifty-fourth  Ann.  Rept.  New  York  State  Museum  (for  1900),  vol.  1,  1902,  pp. 
r83-r95. 
57  Recent  geologic  work  in  Franklin  and  St.  Lawrence. counties,  N.  Y.,  by  H.  P. 
Cushing.     Idem,  pp.  r23-r«S2. 
58  Geology  of  the  vicinity  of  Little  Falls,  Herkimer  County,  N.  Y.,  by  H.  P. 
Cushing.     Bull.  New  York  State  Museum  No.  77  (Geology  6),  1905. 
59  Geology  of  the  northern  Adirondack  region,  by  H.  P.  Cushing.  Bull.  New 
York  State  Museum  No.  95  (Geology  9),  1905,  pp.  271^53. 
60  Geology  of  the  Long  Lake  quadrangle,  by  H.  P.  Cushing.  Bull.  New  York 
State  Museum  No.  115  (Geology  14),  1907,  pp.  451-531. 
61  Report  of  a  special  committee  on  the  correlation  of  the  pre-Cambrian  rocks 
of  the  Adirondack  Mountains,  the  "  Original  Laurentian  area  "  of  Canada,  and 
eastern  Ontario,  by  F.  D.  Adams,  A.  E.  Barlow,  A.  P.  Coleman,  H.  P.  Cushing, 
F.  J.  Kemp,  and  C.  R.  Van  Hise.     Jour.  Geology,  vol.  15,  1907,  pp.  191-217. 
61a  Geology  of  the  Adirondack  magnetic  iron  ores,  by  David  H.  Newland,  with 
a  report  on  the  Mineville-Port  Henry  mine  group,  by  James  F.  Kemp.  Bull. 
New  York  State  Museum  No.  119,  1908,  pp.  182. 
62  Discovery  of  native  crystallized  carbonate  of  magnesia  on  Staten  Island, 
with  a  notice  of  the  geology  and  mineralogy  of  that  island,  by  James  Pierce. 
Am.  Jour.  Sci.,  1st  ser.,  vol.  1,  1818,  pp.  142-14G. 
63  An  essay  on  the  geology  of  the  Hudson  River  and  the  adjacent  regions,  by 
Samuel  Akerly.     New  York,  1820,  pp.  69,  with  a  section. 
64  An  outline  of  the  geology  of  the  Highlands  on  the  River  Hudson,  by  Prof. 
Amos  Eaton.     Am.  Jour.  Sci.,  1st  ser.,  vol.  5,  1822,  pp.  231-235. 
05  Report  of  the  geologist  of  the  first  geological  district  of  the  State  of  New 
York,  by  W.  W.  Mather.  Second  Ann.  Rept.  Geol.  Survey  New  York,  1838,  pp. 
121-183. 
eo  xbird  annual  report  of  the  geologist  of  the  first  geological  district  of  New 
York,  by  W.  W.  Mather.  Third  Ann.  Rept.  Geol.  Survey  New  York,  1839, 
pp.  69-134. 
67  Report  on  the  geology  of  Orange  County,  by  W.  Horton.     Idem,  pp.  135-175. 
Gs  Report  on  the  geology  of  New  York  County,  by  L.  D.  Gale.  Idem,  pp. 
177-199. 
69  Geology  of  New  York,  part  1  (southeastern  district),  by  William  W. 
Mather.     Albany,  1843,  pp.  xxxvii,  655,  pis.  46. 
70  A  geological  history  of  Manhattan,  or  New  York,  Island,  by  Issachar  Coz- 
zens,  jr.     New  York,  1843,  pp.  114,  with  map  and  sections. 
71  Agriculture  of  New  York,  by  Ebenezer  Emmons.  Albany,  vol.  1,  1846,  pp. 
371,  pis.  21,  map  separate. 
72  Geognostische  Skizze  der  Umgegend  von  New  York,  by  H.  Credner. 
Zeitschr.  Deutsch.  geol.  Gesell.,  vol.  17,  1865,  pp.  388-398,  with  plate. 
"Report  upon  the  past  and  present  history  of  the  geology  of  New  York  Is- 
land, by  R.  P.  Stevens.  Annals  New  York  Lyceum  Nat.  Hist.,  vol.  8,  1867,  pp. 
108-120. 
74  Green  Mountain  geology — On  the  quartzite,  by  James  D.  Dana.  Am.  Jour. 
Sci.,  3d  ser.,  vol.  3,  1872,  pp.  179-186,  250-256. 
75  On  the  geological  relations  of  the  limestone  belts  of  Westchester  County, 
N.  Y.,  by  James  D.  Dana.  Am.  Jour.  Sci.,  3d  ser.,  vol.  20,  1880,  pp.  21-32, 
194-220,  359-375,  450^156 ;  vol.  21,  1881,  pp.  425-443 ;  vol.  22,  1881,  pp.  103-119, 
313-315,  327-335. 
76  Geological  age  of  the  Taconic  system,  by  Prof.  James  D.  Dana.  Quart. 
Jour.  Geol.  Soc,  London,  vol.  38,  1882,  pp.  397-408,  with  plate. 
