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By turning B either to the right or left the jet
The Optical Magic Lantern Journal and Photographic Enlarger.
ordinary tray upright, whilst a few turns of the
can be swung over to the right hand side, or | screw A, Fig. 5, slowly and smoothly raises or
Vig. 3.
the left as desired—it having a play of 14-inches.
Behind the upright jet pin will be found a flat ;
hrass spring and a hinge. By turning the screw
Fig. 4.
C, the jet can thus be raised or lowered to the extent of about an inch.
lowers the jet, keeping it meanwhile quite horizontal.
B is a pinion for turning the jet from side to side, the tecth of which are always engaged with a wheel contained on the jet frame, and which slides upwards or downwards in the pinion.
First Appearance of the Lantern at Guildhall.
Tue new Lord Mayor of London recently sent out invitations to 2,000 scholarg of the various Ward Schools to spend the evening with him at Guildhall, on the 11th ult., and needless to say they came in full foree. They had expected to:
| spend a quict evening listening to a few
addresses, but in this respect they were doomed to disappointment, for they were invited to
| various forms of amusements, including Punch
and Judy shows, mavioneties, conjuring, musi
cal clowns, and a variety of other recreations.
The hall seemed to be turned into a playground for the evening, and never before was such a scene witnessed within its walls.
Refreshinent was provided on a huge scale,
' and we learn that 3,500 apples, as many buns, , 300 gallons of lemonade, and nearly half a ton
of cake were consumed.
Perhaps the latest jet on the “ knob adjust|
ment’’ principle is one for which a patent has just been applicd for by Mr. A. Wrench.
Like the foregoing, the jet is clamped to the |
After the toregoing amusements were over,
My. A. A. Wood, of Cheapside, with his assistants, appeared upon the scene, with a fine triple lantern.
Whilst it was being put in