The evening herald. (Klamath Falls, Or.) 1906-1942, 1922-08-10
SCIENTISTS To
UNCOVER PAST
Five Expeditions Sent Out
BY Field Museum; Will
Explore Unknown Lands

CHICAGO, Aux, 10 Reports of
interesting scientific discoveries are
beginning to come In from five cx.
poditiohs which have boon sent out
, this year ny the field museum Of nat.
ural history. to ferret out secrets
OF the worlds past that are buried IN
rocks, or hidden away IN spots that
are almost inaccessible. 4 sixth cN.
pcditipn will soon start. Most ~ this
work is to be- done In portions OF
South America whcrc there has boon
but little syicutitlc exploration.
A geological expedition under the
direction of nr. oliver &. Harrington
Is now proceeding into the Interior Of
Brazil toward the upper reaches of
the Amazon to- obtain u series OF
minerals relating to the diamond In
an cndcavor to trace, II possible. the
primary rocks which are the source
of the diamonds. The diamonds of
Brazil differ In ;hcir oc urrencc
from those in other parts of the
world In being found In highly
luart2osr or srauitic rocks. In all
other important diamond hearing
rock localities the primary source OF
the diamond " rock composed mag.
ncsinn sillca,cs and containing no
free quartz u IL also hoped to pro.
cure full series of the rare Brazil
Ian diamond accompanying materials
which are not found elsewhere.
Two botanical expeditions and one
geological expedition have been In
the field for a number of months
Ono Of the botanical expeditions left
the. United States early In March
under the guidance of pr u. T. Dahl
grcn. for British Guiana to cullcc,
specimens for plan reproduction and
economic botany.
a botanical aud geological expcdl
tlon landed AZ Callao. Peru. the lat.
tor part Of April and after a short
stay In the coastal regions crossed
the Andes To work on the eastern
slopes until early fall, when they viii
start down tho tributaries or the
Amazon and thence down the ANA
zon 10 the Atlantic.
This combined expedition. VIII on.
counter many varied geographic and
climatic conditions. A, times they
win be IN lands whore both plant and
animal l.fc 3, exceedingly spars. and
at other times they will be IN the
dense iungleg OF tho upper Amazon.
Again they will work In regions near
climatic conditions will be- those 81
the extreme sou,hcr9 end of the con.
tinent. and later they will encounter
the torrid climate of the equatorial
regions when they reach the iunglcs.
Some OF the country they will explore
contains what are virtually land Is.
lands" for they are completely sur,
rounded by hieh mountains. ani con-
tain animal and plant life little
known 10 the outer world
Many rar. and interesting specI-
mems nro being gathered by thcs. cx'
pcdltlons. which are under the lead
orshlp of Edmund Heller. noted
South American and African oxplor-
er who was with Theodore Roosevelt,
on his expedition Into Africa. Accom-
panying Heller are John r. Zimmcr.
J. Francis Macbridc and william
Feathcrstonc. all Of the Field Mus.
cum OF Natural History.
J. Alden Mason Is making an ar
chaclogical survey Of Columbia and
Central America for the Museum
He IL seeking to establish definite
relation between the agcicnt Maya pf
Central America and the Inca OF
Perm