The evening world., 1908-02-27

Well All Be Flying Soon'
Aluminium, silk, fine steel wire and
bamboo. and two or three gasoline en-
gines. compounded into lyihs
machine so cheap that any one may
have It, and in five years most OF
US will be flying to work, making calIs
IN our evening clothes, and defying the
dilatory Inconvenience OF travel OF TO-
dav Fly with me-" whispered TO one
affinity. will not be ftguratively uttered
And an angry wife, suspect'ns him' VII.
shout by wireless to John and MS sou'
mate. winsing a bl!ssful ethereai 'is"'
miles and miles away: .,
on come right home. John. or IN
put on my wings and follow you'll!
From any one else in the world talk
Ike this would cause one to smile IN
credubously and point finger TO the
forehead But this wonderful man VINO
ia. given to governments their most
powerful fighting machines Is now ac-
tually enga ged with problems near 10
nature which scientists have scotleo at
Though infrm In body. he ponders over
the mech nasn OF new submarines ana
new air craft distinct from anything
vet devised by human ingenuity
John Holland Is almost unknown TO
his n.ishbGs. He lives with his fam
uv a devoted wife and five children. IN
a modest home at No. II william street,
Eas, Orange, N ]. He has resided there
since last October. Back OF the mousse
4, his workshop. sealed with oozen
locks. His next door neishbor dio no'
know where Holland. the submarine
hoat builder, had his residence suon
Is fame.
Keen eyed, gray haired, quiet. almos,
he sinful. vet vigorous mentally. phis
strange man Is as different as poss'o'e
from the average inventor. he spea--
with a deliberat!on and certainty
which indicate confidence, selt-renahce
and hope without boastfulness. he 10
,oath TO censure the men VINO ha'e
depr,yed him of the fruits OF his cease
less two.score years Of toll IN SUD-
marine experimentation.
Aerial Navigation Easy, He says.
ohabIy no man on earth knows the
rs,at,ve strength OF the WORLDS ha'ieS
better than John Holland. and no m
,,or,or IN history has derived less mate
-, henefit from the products OF MS
,,a,,rs Yet this religious little Irish
wan far from being dishear'eheu'
snends sleepless nights conJur!ns up
nav devices 10 aid humankind peio"
tho water and above the lana.
| "Aerial navigation seems inhni'eiy
,s,or than submarine navigation, saio
Nr Holland. to-day, 'and in te"
weeks l will prove 1t. suppor''i's
~. a
with the velocity of the wihu Is ue'''on
.trated every day in nature me pen.
can flies from the Gulf to Huusoh Day
and never lights; the carrier piseo''
sns..is at the rate OF fitty Hi'les o."
hour. the condor in the Anaes ca"
,au,ch itself from the mountain cras
and soar beyond human vision lhes
axert no mechanical energy beyond tha'
required to support the weight Oh .he
h,dv Man already has exceeded the
sre.,d of the greyhound on iano anu
tha whale under water. and why NOV
that of the birds Of the air? In ii'e
wears flight will be an estaohsheo
mode OF transportation.
Last spring l would have taken
flight, but sickness prevented me. VI
nv two bird planes, l might call them.
I have selected the one requiring least
skin in man and capable OF greatest
carrying power. Briefly, this Is the
method OF operations:
Two concentric wheels placed on
srafts which revolve oppositely to one
Snather afford lifting power. Propell-
inr power is produced by another whee!
one n horizontal shaft. Horizontal
stcerinp is done by ordinary rudders
and vertical steering by pair of hori-
zontal rudders near the centre OF graV-
Iity.
Three Engines for Safety.
power will depend on the engine en-
Moved Three sr.nn gaSolcne engines
moi exc.a ding two horse power each
viii lift and support the machine. one
Will generate flying power, but the three
guarantee safety The difficulties OF
enuilibrium nre entirely eliminated
NV idea will distinguish my machine
from all others in that Its lifting and
snnporting force Is not dependent on
dynamic reaction OF air under the sup
aIortlng surfaces. but from induced
Static pressure under these surfaces,
Sue TO air rarefaction produced over
them. Nature gives the principle.
'.,Thc turkey buzzard, beginning its
airht. drops nearly vertical and then
scars off. 1t gets speed by this drop to
Icnrry sufficient air rarifaction aver its
wings-enough to support its body. Any
uiny motion than produces propulsive