The San Francisco call. [volume] (San Francisco [Calif.]) 1895-1913, 1906-12-02

him got them over that notion.
thought he was some brakeman or a
railway man Of some kind out OF a job.
from his ppearance-scruboy beard
and all--but. few days changed my
opinion. TOO. and I'm as much puzzled
as the BOYS are. lie is well read. toe,
evidently student OF Affairs
Yes" answered his wife. and he
has travelled good deal. too. for Harry
says he talks OF London and Paris and
Berlin as though he had really been
there
Pm going TO try an experiment"
said aIr. Marsden. and accordingly a
few nights later Jack was invited to
dinner. Dir. AIarsden himself giving the
Invitation as Jack was about TO begin
one OF his talks TO the boys and. after
moment OF hesitation. evidently
Weighing in his mind the motive. he ac-
cepted with thanks
AsN has been said. Harry and RAY
had returned from the lake. and so they
were IN the crowd and Tom and Lucky
were there. too. inquiring about the
pump Jack was going TO tell them hoHE
TO make so they could keep their house
boat dry.
We're going TO start on. our trip the
arst Of next week said Torn. so we
want TO start wo-k on it right aways
All right. said Jack. and / guess
the rest Of the boys will BE interested
while tell you boys about il. Tor
have the drawings already made and
IL won't take long 10 shoy~ you.
Here in Fig. - he said. is sec
ton or tile pump all done.
It is a piece OF pipe Of iron Or tin.
rye seen these made of heavy iron pipe
maybe two inches across and then
again Eve seen them OF big tin rain
pipe Either will do. so us round and
true.
Into the lower END Is lightly driven
a plug p. shown on separate sketch
with a large A6le Q through il and
some smaller ones Col through the side
near the bottom. II you want
The top OF this plug is corel ed with
3 circle of stiff leather y fastened 70
the plrg BY TWO or three single nails.
near together at .fme. This makes.
q valve so the water can core w. into
the pipe. but the leather VIII SHUT UP.
and keep it from going back again.
AT the top end OF the tube Is
fitted a box c with one end and the top
pknocked or. the pipe fttins tightly
into hole in the box bottom near the
end that's left in.
Tie piston. or the part that lifts the
water. is made with a broomsticls aad
q piece OF leather as at P and IL.
First. notch an eighth OF an inch
deep is cut all around the bottom of
the broomstick as at (n) in the smell
figure OF Fig. !.
Next a piece OF thick but pliabie
leather is cut in the shape Of Fig. il.
SO that. when sewn together along tie
edges by string or stout thread through
the holes ~ and two inside holes ft)
ana outside holes fs9 nearest them. it
viii form q conc which will slip over
the end OF the: broonstick and ri on.
! the notch. lacks through the holes ~:
viii then fasten it IN place. while
strings running from the holes ts1 10
tseks on the handle. as shown. Mil
keep the conc from turning inside out
in use:
Now the leather should be well oiled
and We arc ready to try IT.
Putting the lower part into the
water SO the plug B is under it and
10 start it--alllng the leather core P
with water. We lift the handle H. the
water in the conc. spreads il out so It
slides water-tisht IN the tube: then
when it rises it viii draw the water
into the tube above 3. which water.