Brief summery of the senerrl fe
brse line, expancion firure «nd
Sketch chowing m:in-schene.
List of Geogrenhic snositi na, mo itscneme.
Pacific Southwest Region
, Reproduced from Che holdings of
the National Ar chhyes
CONTENTS._
List of Geocraphiec Positions,
reverse connections, (Also
gives reruired dist-nees end sniriths between isl-nd photo
end zero towers.
Lists of Direction.
Eccentric Reduction.
Abstrecets of Directicn.
Computation of Triengles.
Comoutetion of Seogrevhic positiois - Trienguletion.
Commutation of seormraphic Positicis - Treverse.
(11)
Inverse position comnut-tions.
(1°)
Lists of Geogrrphiec Positions for certain USN stations
mde consist:;nt vith the
rirst- rier scheme.
Triengle comput: tions for c-rt-irn USN steticns made meda_,
consistent vith the first-order scheme.
Comput: ticn of f+eosr chic Fositicns for cert:in USN
st tions mrde consistrnt vith
the
“irst-order scheme.
Lists of “eoer’ chic Posit:ons+- moatost t- for USS BOTDITCH
trianguletion
Station Descrint:ons «nd Reecrer
beck of commit: tion
cretb
‘otes.
(in envelove et