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You can count your
chickens before they're
hatched
1f you have eggs th at are fertile a nd they a re in a Hearson Incubator,
for the Heafson !JatciJCs every fertile egg. No other incubator
can make such a claim a nd justify it, simply beca use no other
incubator possesses the H earson T hermosta tic Capsule. This
wonderful lit tle de\ Ice ensures temperature, hum id1 ty, and Yentila-
tion the three absolute esc;en tials of successful incubation-being
perfedly uniform throughout th e '' hole process of incubation.
T he mtensive poul try-keepi ng whi<.h the Hearso n makes possible
offers big returns. If you are interested m t he ach1 evements, the
reliability. and < fficiency of
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'' nte for a copy of ' THE PROBLEM SOLVED,' which will b e
sent free and p~st free on application to the sole proprietors :
SPRATT'S PATENT LIMITED, 24/5, Fenchurch Street, E.C.3