With The Night Mail Part 7

is to their sons in the air.

The popularity of the large, unwieldy, slow, expensive Dirigible over the light, swift Plane is mainly due to the former's immunity from pitch.

Collison's forward-socketed Air Van renders it impossible for any plane to pitch. The C. F. S. is automatic, simple as a shutter, certain as a power hammer, safe as oxygen. Fitted to any make of plane.

COLLISON 186 Brompton Road _Workshops_, _Chiswick_

LUNDIE & MATHERS Sole Agts for East'n Hemisphere

Starters and Guides

Hotel, club, and private house plane-starters, slips and guides affixed by skilled workmen in accordance with local building laws.

Rackstraw's forty-foot collapsible steel starters with automatic release at end of travel--prices per foot run, clamps and crampons included. The safest on the market.

_Weaver & Denison Middleboro_

AIR PLANES AND DIRIGIBLE GOODS

_=Remember=_

=Planes are swift--so is Death= =Planes are cheap--so is Life=

_Why_ does the 'plane builder insist on the safety of his machines?

Methinks the gentleman protests too much.

The Standard Dig Construction Company do not build kites.

They build, equip and guarantee dirigibles.

=_Standard Dig Construction Co._=

Millwall _and_ Buenos Ayres

Remember

We shall always be pleased to see you.

We build and test and guarantee our dirigibles for all purposes. They go up when you please and they do not come down till you please.

You can please yourself, but--you might as well choose a dirigible.

=STANDARD DIRIGIBLE CONSTRUCTION CO.=

Millwall _and_ Buenos Ayres

HOVERS

POWELL'S Wind Hovers

for 'planes tying-to in heavy weather, save the motor and strain on the forebody. Will not send to leeward. "Albatross" wind-hovers, rigid-ribbed; according to h. p. and weight.

_We fit and test free to 40 east of Greenwich_

L. & W. POWELL 196 Victoria Street, W

Gayer & Hutt

Birmingham AND Birmingham Eng. Ala.

Towers, Landing Stages, Slips and Lifts public and private

Contractors to the A. B. C., South-Western European Postal Construction Dept.

Sole patentees and owners of the Collison anti-quake diagonal tower-tie.

Only gold medal Kyoto Exhibition of Aerial Appliances, 1997.

AIR PLANES AND DIRIGIBLES

C. M. C.

Our Synthetical Mineral BEARINGS

are chemically and crystallogically identical with the minerals whose names they bear. Any size, any surface. Diamond, Rock-Crystal, Agate and Ruby Bearings--cups, caps and collars for the higher speeds.

For tractor bearings and spindles--Imperative.

For rear propellers--Indispensable.

For all working parts--Advisable.

Commercial Minerals Co.