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••
SEARS-ROEBUCK
SL
Magnify®'
fly with
75x Jens
450x
lens
SETS FOR YOUNG MEN OF SCIENCE
,
..
,
Famous Gilbert Erector Sets to build
realistic and imaginative models
Each Erector set includes steel girders,
wheels, nuts and bolis, illustrated book–
let. Motors UL approved for 110-120-
volt, 60-cycle AC. Parts from all sets
interchangeable. .
All-Electric Set builds over 180 models !
Airplane beacon that lights, magnetic
crane, drilling rig, etc. Electric motor.
Flexible coupling runs many models for–
ward, reverse. Model boiler parts.
Lights, electromagnet. Metal box.
79 N 02082-20xl2x2:Y. in. Wt. 19 lbs.
$25.50
Engineer's Sets (not shown). Over 360
parts. Builds walking beam engine,
contains electric motor. Steel chest.
49N 2277-l8x10x3 in. Wt. 12 lbs... $19.95
49 N 2276-As above, but 325 ports, builds
more simple models. Shpg. wt. 9 lbs... $16.50
Motorized Set (not shown). Builes wind–
mill, small airplane ride, autogyro,
1nanymore. Mechanical wind-up motor.
49N 2274-16\4xl0Yox3 in. Wt. 8 lbs. $10.49 •
Professional Set (not shown). Build ferris
wheel, etc. No motor. 182 parts.
49 N 2275-18xl0x2 in. Wt. 5 lbs. 10 oz.
$5.95
Build , experiment, view nature's wonders
0
New Microcroft "Lob-Moster" Set.
Our finest microscope has 4 turrets
for pin-point viewing-see objects
magnified 75, 150, 300 or 450 times!
Professional looking microscope has
universal focusing turret to keep spec–
imens in focus when changing powers;
scanning feature for viewing entire ob–
ject; precision-ground and polished
lenses. Extra large field shows more of
subject. Plug-in sub-stage lamp helps
improve details. Also prepared slides,
test tube rack, specimens, blank slides;
dissecting and slide mounting equip–
ment, manual. Steel cabinet.
49N 2215-Shpg. wt. 7 lbs. 9 oz.. ... $13.95
[[] New Microcraft "Collegiate" Set has
3-turret microscope to.magnify 70,
200 or 400 times. Universal focusing
turret and scanning feature as on "Lab–
Master" scope above. Finely ground
and polished lenses. 2 focusing wheels.
Test tube rack, specimens, prepared
slides, ores, dissecting and mounting
materials, manual, steel cabinet.
49 N 2364-Shpg. wt. 6 lbs.
5
oz......
$8.95
@]
New Microcraft "Junior" Set--an
.
economy set \Vith a 3-turret micro–
scope! Magnifies 40, 75 or 150 times. 1
focusing wheel. Dissecting equipment,
slides, specimens,
manual.
49 N 2213-Shpg. wt. l lb. 8 oz.......
$4.59
@]
New Chemcroft Master lab. Perform
over 750 exciting experiments- ex–
plore wonders of atomic energy, glass
blowing, chemical magic! Precision
balance, safe radioactive uranium ore,
spinthariscope to see emanation of
atomic rays, blow torch for glass blow–
ing, 2 steel test tube racks, many chem–
icals,• 232-page Master Chemcraft
Manual, plus manuals on chemical
ma,gic, glass blowing and atomic
ener.~y.
Sturdy, steel lab-type cabinet.
79
N 02362-Shipping weight 15 lbs...
$15.95
' ffi
New
Che~craft
"Senior lab." Excit-
ing experiments 1n ato1n1c energy,
chemical magic, general chemistry–
over 650 in all! Modern atomic energy
unit and precision balance. IV!etal test
tube rack, uranium ore, spinthariscope
for viewing impact of atomic rays, test
tubes, many chemicals,• necessary appa–
ratus. General manual, plus special
booklets. Steel cabinet.
49
N 2361-Shipping weight 8 lbs. 12 oz.
$8.95
[£)
Chemcroft Junior Deluxe Set. Over
300experiments ...economy priced !
Large supply of chemicals• and appa–
ratus; manual for general chemistry,
chemical magic. Steel cabinet.
49
N 222!1-Shipping weight
5
lbs. 12 oz.
$4.59
•These Chemcraft sets contain no dangerous
poisons: or explosive chemicals
New! See moon craters, distant
planets
with
Spitz Moonscope
Works on the same principle as the
giant telescopes astronomers use!
3-in. polished focusing mirror, 32-
power eyepiece bring mysteries of
the heavens 32 times closer to
earth. Fork-type mount rotates
full 60° vertically .. . scope easily
turned so you can see any part of
the sky. Use it on table or on its 3
steady
17~-in.
wood legs. Chip–
board tube 17% in. Jong, 4-in.
diam. Plastic frame. Snap-open
fiberboard carrying case. Instruc–
tion booklet.
49N 2363-Wt. 6 lbs.
5
oz....$13.95