Image from the Biodiversity Heritage Library.
Contributed by Smithsonian Institution Archives.
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Transcription
Sketch of Gen 2 L dyke No.
34
Gen 2 L This is a very small dyke in
4
1 yard and goes 80 to cascads
1 yard strikes (L side) below
Southville it is at 360 elevation
Dyke A On half inch thick in middle famed
on east end on S and running under
water of N. about 8 exposures
Gen 2 L At Bar 570 down stream from
24 exposure parallel dyke nothing
there they are 7 apart and each
is about 1 1/2" thick.
Dyke a is a 1" dyke running across stream
bed N.W. and S.E. it is pretty well
rolled and is soft.
b is a 1 1/2" dyke at S extremity of
but at extremes S. end about 3/4" thick and
at N end 8 from distance inches on the
you is 1/4 as.
There are two or three thin beds
of dykes between a and b. Between both
Dyke b
Horizontal distance 22'
Dyke a