406 
A    DICTIONARY    OF    ALTITUDES 
MARYLAND— Continued. 
Locality. 
Authority. 
Elevation. 
Feet. 
Baltimore,  Canton  wharf 
W.M.R.R 
20 
Do B.  M.  near  north  end  of  Baltimore 
U.S.G.S 
92 
Union  Railroad  tunnel. 
Do aluminum  tablet  on  city  hall 
U.  S.  G.  S 
20 
Do. 
Weather  Bureau 
123 
Barclay,  B.  M.  on  limit  stone  of  lot  north  of 
U.S.G.S 
68 
P.,B.&W.  K.  K.  station. 
Do.  .top  of  milepost  15-20 
U.S.G.S 
77 
Barksedale 
B.  &0.  R.  R 
152 
Barnesville 
B.&O.  R.  R 
505 
Barrelsville,  railroad  spike  in  telegraph  pole 
U.S.G.S 
1,012 
west  ofC.&  P.  K.  R. station. 
Bartholow 
B.  &  ().  K.U 
535 
Battle  Swamp,  B.  M.  on  root   of  maple  tree 
r  s.G.s 
465 
opposite  drug  store. 
Baynesville 
U.S.G.S 
403 
Bay  View 
B.  &0.  R.  R - 
72 
Do.  .  bronze  tablet  on  foundation  of  house 
U.  S.G.S 
3S5 
nt  crossroads. 
Beelers  Summit    
B.&O.R.R 
688 
Belair,  M.  &  P.  R.   K..  aluminum  tablet   on 
U.S.G.S 
300 
Steps  of  court-house. 
Belcamp 
B.&O.  R.  R 
31 
Bellegrove .. 
U.S.G.S 
657 
Beltsville 
B.  &().  R.  R.. 
lib 
Belvedere 
B.  &  ().  R.  R 
171 
Berlin 
P.,  B.  &  \Y.  R.  R 
38 
Do.  .bronze  tablet  on  step  of  Exchange 
U.  S.G.S 
15 
Savings  Bank  building. 
Berwyn 
B.&O.R.  R 
56 
Bier 
B.&O.R.R 
B.&O.R.R 
007 
Big  Gunpowder 
05 
Black  Hill 
U.S.G.S 
B.&O.R.R 
U.S.G.S 
311 
Black  Oak..                      
7  15 
Blacks,  highest  point  on  stone  foundation  of 
68 
middle  pillar  of  porch  in  front   of 
-tore. 
Blanchards 
Q.  A.  R.R 
55 
Blenheim 
U.S.G.S 
551 
Bloomingdale . , 
Q   A.  R.  R 
01 
Bloomington 
B.  &().  R.  R 
1,041 
Do B.   M.   on   top   step   of   railroad 
V.  S.G.  S 
1 ,  000 
bridge  over  Potomac  River. 
Bloomsbury,  P.,  B.  &  W.  R.  R 
r.  s.G.s 
169 
Blue  Ridge  Summit 
W.  M.  R.  R 
r.  s.G.s 
1 ,  373 
Blythesdale,  B.  M.  on  root  of  locust  tree  at 
284 
corner  of  roads. 
Boettcherville 
Weather  Bureau 
U.S.G.S 
900 
Bohemia  mills,  highest  point  on  white-washed 
60 
stone   at    entrance    to    farm 
house  !  mile  north. 
Bowie 
P.,  B.&  W.  R.  R 
U.  S.  0.  &G.  S             
1  13 
Do.  .  B.  M.  on  sill  of  danger  signal 
Boyds 
140 
B.  &  0.  R.  R 
U.  S.G.S 
424 
Bradenbaugh,  bronze    tablel    on    foundation 
605 
of  post-office. 
Bradshaw. . . 
B.&O.  R.  R 
40 
Bradv 
B.  &().  R.  R 
658 
Branch  ville 
B.  &().  R.  R 
62 
Brandywine . 
P.„B.  &W.  R.  R 
235 
