IN    THE    UNITED    STATES. 
843 
PENNSYLVANIA. 
Locality. 
Abbott 
Academy  Corners,  B.  &  S.  R.  R.,  tablet  on 
district  schoolhouse. 
A.ckermanville 
Ackley 
Adamsville 
Addison,  bolt  in  telegraph  pole  near  ceme- 
tery entrance. 
Agnew 
Aiken 
Alaska 
Alba 
Albany 
Albion,  Erie  County 
Albion  Station,  Erie  County 
Alburtis 
Alderson 
Alford 
Aliquippa 
Allegheny,  Federal  street 
Do. .  .B.  M.  on  window  sill  of  station. . . 
Do B.  M.  on  middle  pier  of  baggage 
house. 
Do .  .  .P.  R.  R.,  Chestnut  street 
Do Herr  Island 
Do Superior  street 
Do Woods  Run 
Do .Verner 
Allegheny  Valley  Junction 
Do.  .copper  bolt  in  wall  of  turntable  pit. 
Allen  Lane,  B.  M.  on  north  abutment  of  over- 
head bridge. 
Allenport,  P.  R.  R 
Allentown 
Do 
Do.  .crossing  L.  V.  R.  R . 
Do..B.  M.  on  window  sill  of  jail  near 
front  entrance. 
Allen  ville 
Allenwood 
Do..B.  M.  door   sill    of   men's  waiting 
room. 
Allison 
Allison  Park 
Alton 
Alton  summit 
Altoona 
Do.  .copper  bolt  in  doorsill  of  station 
Do.  .copper   bolt   in    doorsill   of  round- 
house at  shops. 
Do.  .B.  M.  on  north  pier  of  Fourth  street 
bridge. 
Authority. 
B.&S.R.R 
U.  S.  G.  S 
D.,L.  &W.  R,  R.... 
D.,  A.  V.  &P.  R.  R. 
B.&L.E.R.R 
U.S.G.S 
P.,  Ft.  W.  &  C.  Rwy. 
B.,  B.  &K.  Rwy.... 
P.  &R.  Rwy 
N.C.  Rwy 
P.  &R.  Rwy 
B.&L.E.R.R 
Pa.  Co 
P.  &R.  Rwy 
L.  V.  R.R ... 
D.,L.&W.R.R.... 
P.  &L.  E.  R.  R 
P.  R.R 
P.  R.  R.... 
P.  R.  R 
City  engineer  . . 
City  engineer  . . 
City  engineer  . . 
City  engineer  . . 
City  engineer  . . 
P.R.R. 
P.  R.  R 
P.  R.  R 
U.S.G.S 
L.  V.  R.  R 
P.  &R.  Rwv... 
P.  &R.  Rwy... 
U.  S.  C.  &G.  S. 
L.  V.  R.  R.... 
P.  &  R.  Rwy. 
P.  &  R.  Rwy. 
Elevation. 
Feet. 
1,371 
1,  216 
491 
1,236 
1,009 
2,022 
720 
2,202 
1,130 
1,343 
410 
904 
864 
442 
1,284 
1,053 
751 
734 
739 
739 
741 
738 
743 
732 
725 
789 
789 
318 
765 
254 
321 
321 
321 
1,651 
481 
483 
L.  V.R.R 
675 
B.  &0.  R.  R 
845 
E.  R.  R.... 
2,074 
e.r.r.; 
2,132 
P.  R.  R 
1,179 
P.  R.  R 
1,181 
P.R.R 
1,161 
P.  R.R. 
1,  163 
