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TITLE
 
DATE
 
MAP #
 
SCALE
 
TOPOGRAPHER
Delaware River, from Naaman's triangulation to Lippincott's Wharf  
1881
1502b
1:5,000
  C.T. Iardella
Delaware River, from Lippincott's Wharf to Edge Moor Marsh  
1881
1507a
1:5,000
  C.T. Iardella
Delaware River, from Edge Moor Marsh to Maynes Ditch  
1881
1507b
1:5,000
  C.T. Iardella
Wilmington to New Castle  
1839
139
1:10,000
   
From Wilmington to boundary of Mayland, (interior)  
1843
169
1:20,000
  T.W. Werner
From New Castle to Delaware City (including Pea Patch Island)  
1841
138a
1:10,000
  F.H. Gerdes
Vicinity of Wilmington  
1841
138b
1:10,000
  F.H. Gerdes
From Ash Signal to Riggs Hill and head of Elk River, (interior) (part 1)  
1843
170a
1:20,000
  T.W. Werner
From Ash Signal to Riggs Hill and head of Elk River, (interior) (part 2)  
1843
170b
1:20,000
  T.W. Werner
From Pea Patch Island to Liston's Tree (north part)  
1841
140a
1:10,000
  F.H. Gerdes
From Pea Patch Island to Liston's Tree (south part)  
1841
140b
1:10,000
  F.H. Gerdes
From Liston's Point to Ben Davis Point (north part)  
1841
141a
1:10,000
  F.H. Gerdes
From Liston's Point to Ben Davis Point (middle part)  
1841
141b
1:10,000
  F.H. Gerdes
From Liston's Point to Ben Davis Point (south part)  
1841
141c
1:10,000
  F.H. Gerdes
Bombay Hook Island to Mispillion light  
1842
150
1:20,000
  F.H. Gerdes
From Mispillion lighthouse to Cape Henlopen  
1842
151
1:20,000
  F.H. Gerdes
Cape Henlopen and vicinity  
1882
1503
1:20,000
  W.I. Vinal
Cape Henlopen and vicinity  
1884
1503 bis
1:20,000
  E. Hergesheimer
From Cape Henlopen to Indian River  
1845
226
1:20,000
  J.J.S. Hassler
From Salt Point Beach signal to Dromedary signal  
1850
299
1:20,000
  George D. Wise
Brandywine Village and vicinity  
1846
162c
1:20,000
  J.J.S. Hassler


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