ON SATURDAY EVENING, MAY I6,
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ON SATURDAY EVENING, MAY 16,


(BY PARTICULAR DEsIRE,)
PROFESSOR JENKS Inventor and Proprie-
/ tor of the SoLARIuM) will give his highly in
structive and Interesting


Lectures IL Philosophical Experiments,
AT the ODEON HALL, corner of d streets and
Pennsylvania avenue, commencing at o'clock, p.
M Doors open at ~ Admlttance 2S cents
Children l23 cents.


The experiments will be principally under the
following branches of the Sciences, viz:
CHEMICAL, MAGNETIC, OPTICAL, GAL,


VANIC AND MECHANICAL,
Among which will be illustrations Of the operations
Of Morse's Magnetic Telegraph Theory


and Process of the Daguerreotype.
Exhibition and Explanation of DIAGRAMS, hav-
ing reference to the structure of the Human Eye,
and the means by which it performs its various
functions, and also its connection with various
Optical Instruments.


The IGNIS FATUUS will be exhibited, show
ing most curious formation Of. Flame, burning
upon nothing but dir.


The LOADSTONE will be exhibited, with the
theory OF MINERAL MAGNETISM, accompan-
led with some Singular and Useful Experiments
with the Magnet and the Galvanic apparatus.


Decomposition Of Water,
And for nation Of


Hydrogen Gas,
Showing an immense power-its cause Of 7htn-
der--of the Northern Lights-and the usual cause
of Earthquakes.


The above Curiosities Of Science will be con-
cluded with few Curiosities of Art, called the


Hydrochemical alelectricomagneticaI
Operations.
And dedicated to the junior part of the audience.
Small bills, with further particulars, will be dis
tributed around the city, and may be had at he
Hall. may l5-2t