HEATING EQUIPMENT 
EDISON AUTOMATIC HEATERS AND CONTROLS 
These Edison unit's fill the demand 
for reliable heating units of both au¬ 
tomatic and non-automatic type. They 
are scientifically designed, of sturdy 
construction, possessing dependabil¬ 
ity backed by more than 50 years of 
electrical manufacturing. 
The heater is incased in Pyrex. 
The automatic Thermostat is hermet¬ 
ically sealed in glass. Both units are 
assembled in a water-proofed rubber 
housing equipped with an 8 ft. rub¬ 
ber cord and unbreakable attachment 
plug. Easy to install, easy to clean 
and economical. Absolutely does not 
interfere with radio reception. 
EDISON AUTOMATIC AQUARIUM 
HEATER No. 202-A. 110 to 120 „ . 
volts, AC or DC, 75 watts. Will No. 202A 
maintain a 10 gal. tank at 75° in a 
room temperature as low as 45°, or a 25 gal. tank at 75° in a 
room temperature as low as 60°. Complete, $7.50. 
AERATING EQUIPMENT 
THICKER ACE PUMP. To meet 
the demand for a thoroughly 
dependable, inexpensive aerat¬ 
ing pump, Tricker experts have 
developed this fool-proof, noise¬ 
less pump to fill the need of the 
average fancier. A bellows type 
pump powered by a non-reversi- 
ble induction motor insures long 
life and quiet operation. Of 
sufficient capacity to aerate 4 to 
6 aquariums or to operate any filter at a price to fit the modern 
purse. Size, 1014'' long, 314" high, 4" wide. (Guaranteed CA 
by Tricker.) Each. 
MARCO PUMP. Designed and built to withstand not only the hard 
service, but curiosity subjected by the average fancier. Nothing 
to wear, nothing to take apart, absolutely foolproof. As for efficiency 
and economy, it will aerate from 10 to 12 aquariums and consume 
less than 10 K.W.H. per 
does not injure motor. 
month. Self-starting and stalling (f I O Crt 
A unit of considerable merit. t 1 
ASPIRATORS. Small compo¬ 
sition stone for dividing air 
released into the aquarium into 
extremely fine bubbles. Domes¬ 
tic stone (A), 25c each. Im¬ 
ported stone (B), 35c each. 
Small adjustable nickel plated aspirators, 50c each ; large size nickel 
plated and adjustable (C), 75c each. Supreme Aspirator (D). Stone 
of carborundum composition mounted on chromium plated brass 
tube on ferrule. $1.25. 
CONTROL VALVES. Needle valves to control 
amount of air flow to aspirator. Special clip 
attachment permits valve to be clipped to bulb edged 
glass. One way needle valve control. 40c each ; $4 
per dozen. “T” form, 45c each ; $4.50 per dozen. 
BRASS CONNECTING FITTINGS. Available in T. L. and X form. 
25c each. 
RUBBER HOSE. Pure gum 
rubber tubing to fit 
valves, aspirators and filters. 
12 ft. for 50c; $3.50 for 100 
ft. Heavy laboratory type for 
same fittings, 12 ft. for 75c; $5.00 per ICO ft. 
AQUARIUM FILTERS 
“CRYSTAL” FILTER. Don’t endure 
an unsightly aquarium with 
cloudy water or green algae growth! 
This new Crystal Filter is effective 
with any aerator. Unlike old-type 
filters inside the aquarium, which dis¬ 
turb plants and fish and are objec¬ 
tionable in appearance and handling, 
the Crystal Filter is suspended on the 
outside of the aquarium. Just set 
syphon, start pump, and Crystal will 
filter as much as 1 quart of water per 
minute. 6 in. long 10 in. deep and 3% 
in. wide, complete with hydrated 
charcoal, filter wool and all material, 
$5.00. 
COLLECTIONS 
of Aquarium Supplies 
We recommend the purchase of this collection which in¬ 
cludes 1 Crystal Syphon, 1 Thermometer, 1 Thermometer 
Holder, 1 Feeding Ring, 1 Aquarium Cleaner, and 1 3-inch 
Tropical Fish Net. A very good collection for the beginner. 
Total value $3. This group of 6 items (Collection mo 
No. 401). $Z.4U 
“The New Deal” Beginner’s Collection. This includes all 
the necessities for an aquarium. Nothing else to buy except 
your choice of fish. Suitable for aquariums of from 5 to 10 
gal. capacity. Contains 10 lbs. aquarium grit; 1 special 
plant collection of 12 plants in 7 varieties; 6 snails (your 
choice) ; 1 thermometer; 1 feeding ring ; 1 dip tube ; 1 4-in. 
net; 1 breeding cage; 1 large tin Lacto-Pep and 1 oz. Ich 
Remedy Dropper Outfit. Sent express collect. 
(Collection No. 403.) $4.60 value for. 
ACCESSORIES 
In addition to furnishing the supplies listed here, we are also 
able to offer complete service on special equipment. 
AQUARIUM CEMENT. Mixed ready for immediate use. Retains 
elasticity indefinitely. 40c per can ; 3 cans for $1.10. 
VINELAND SCRAPER. Keeps aquarium glass clean without dis¬ 
turbing the fish or plants. Beautifully chromium plated ; can¬ 
not corrode or rust. 15 in. long. Includes blade and rubber 
squeegee for perfect job. Gillette type blade, blade guard and 
mahogany finished handle. 50c each. 
AQUARIUM CLEANERS. Blade holder mounted on long 
extension handles for reaching any part of the glass. 
50c each. A special Simplex type for $1.50 each. 
PLANTING TONGS. Very useful for working among the 
plants in the aquarium. Each, 50c. Special Simplex 
type for $1. 
PLANTING SNIPS. For trimming old foliage from aquar¬ 
ium plants. $1.50 each. 
COLLECTION 
This group of three handy items in aquarium management 
described above—Simplex type glass cleaner; Simplex type 
planting tongs and planting snips. Total value $4. (Collec¬ 
tion No. 402.) $3.50. 
AQUARIUM GRIT. Fine grit, especially prepared for growing 
oxygenating plants. 5 pound bag, 25c; 10 pound bag for 12 
gal. aquarium, 50c; 25 pound bag for aquarium up to 30 gal., 75c. 
10 lbs. or more sent by express. 
AUTOMATIC RUBBER SYPHONS. Rubber tube with special brass 
suction pump to create syphon. 75c each. 
CRYSTAL SYPHON. Self-starting, handy, practical. 60c each. 
GLASS ROD BREEDING CAGES. 5x4x3 inches. Suspended in a 
small aquarium the cage may be occupied by ripe females of 
live bearing fishes. $1.50 each. Extra long type for spawning 
Danios, size lCxi^x^Vo, inches, $2.50 each. New type for Labyrinth 
Fishes permits the young to escape when they are able to swim 
free of the nest. Size 7%x6x7)4 inches. $3 each. V-Type cage 
has narrow opening in V shape bottom to permit newly born fishes 
to escape from parents. $1 each. 
DIP TUBES. For removing sediment. 14-in. size, 35c each ; 18-in. 
size, 50c each; special extra large type, 75c each. 
FLOATING THERMOMETERS. 4 in. floating thermometer with 
spirit indicator, 25c each ; 6 in. floating thermometer, 50c each. 
Holders which have a little suction base of rubber, with clip to 
hold thermometer in one place, 15c each. 
NON-FLOATING THERMOMETER. To be placed in the sand at 
the bottom of the aquarium. 50c each. 
GLASS FEEDING RINGS. Floating rings of glass tubing that 
keep food from scattering. Small, 15c; large, 25c each. With 
tray to prevent food sinking, 50c each. For Enchytrae worms, 
35c each. 
NETS. For handling fishes. Quadrangular nets 2)4 inch size, 15c 
each ; 4 inch size, 20c each. Special large net for handling 
Tropicals, 3% x 5 in., 40c each; 5 x 8 in., 75c each; 6 x 10 in., 
$1.00 each. 6 in. ring net for goldfishes, 50c each. 
Special Net with quadrangular brass frame, long wood handle, 
made up with Brussels netting, medium size, 50c; large size, 
75c. 
AQUARIUMS OF EVERY SIZE 
Several different models are also available. Write to our 
nearest plant, stating requirements, and we will gladly send 
full information about our full line of Aquariums. 
G E 
PAGE 3 
Planned and Produced by the L. W. Ramsey Co., Davenport, Iowa 
