WALTER S. SCHELL'S QUALITY SEEDS FOR MARKET-GARDENERS \ 
Prairie State Incubators and Brooders 
Prairie State Diffusion Incubators 
famous for the Patented Sand-Tray, have for thirty- 
five years been accepted as the standard in hot-air 
type Incubator construction. Moisture is applied 
automatically by the sand-tray on the same prin- 
ciple applying in the natural hen's nest stolen upon 
the ground. Ventilation is positive, the ventilating 
and heating currents being in one, forced into the 
egg-chamber from the heater. Heater regularly 
examined and labeled under direction of Under- 
writers' Laboratories. Distribution is even, effected 
by the Eddy Current Distributor, maintaining uni- 
form temperature at all times on center line of 
thermostat. Regulator accurate and sensitive. Case 
double, walls insulated with cotton batting, and 
outer case of cypress, sanded and highly finished 
with lustrous varnish. Durable, and efficient regard- 
less of outside weather. Hatch the most "Chicks 
That Li\-e." Built in four sizes, every one a perma- 
nent investment. 
No. 0 Diffusion, loo eggs $21 50 
No. I Diffusion, 150 eggs 25 00 
No. 2 Diffusion, 240 eggs 35 00 
No. 3 Diffusion, 390 eggs 40 00 
No. 1 Prairie State Diffusion 
Incubator. 150 Eggs 
Prairie State Keystone Incubators 
Built in two sizes. Reliable, well-built little machines for one who hatches on a small scale only. Excellent 
for beginners. Efficient under all ordinary conditions. 
No. o Keystone. 60 eggs $12 00 
No. I Keystone, 100 eggs 15 00 
Prairie State Brooding Equipments 
Prairie State Brooders offer a selection of equipments adaptable to every 
modern brooding method. Outdoor Colony Brooders are substantial, well built 
houses, each equipped with sun-parlor and nursery-room, with hover. Well 
painted and lasting in severe weather. Built of tongued and grooved lumber, 
with tin roof. Three sizes, offering choice of 9, 12M or 18 square feet. Splen- 
did equipment for back-lot chickens or for free range. 
1, 6 X 3 ft., with Hover . .■ ■ f22 00 
2, 5 X 2>4 ft., with Hover " °° 
3, 4 X 2j< ft., with Hover '5 00 
Prairie State Coiony Brooder 
No. 
No. 
No. 
Prairie State Hovers 
BUILT IN T'WO STYLES 
The reliable Universal, and All Steel Portable. Shipped complete with lamp-case, one-piece steel lamp. No. 2 
burner, metal chimney and thermometer. Strong, round, high and dark. Every inch of hover-space available for 
chicks. Capacity too chicks. Ventilation forced and free, pure warm air always passing over backs of chicks as 
in nature's method. Best constructed hovers on the market, and most 
accurate in principle. 
Universal Hover, with lamp-case, for outdoor brooding I7 00 
Universal Hover, without lamp-case, for indoor brooding 6 00 
Portable Hover, with lamp-case and regulator Jio. .Junior 6 00 
Prairie State Portable 
Hover 
Prairie State Stove Brooders 
The last word in modern devices for large-scale rearing. Solid cast- 
iron with galvanized steel canopy and hover curtain. Care for flocks 
of 200 to 1,000 or more. Big fire-bowl capacity and non- 
clinker grate. Accurate, powerful triple-control regulator. 
Built to last indefinitely, burn for twenty-four hours with 
attention only twice daily. Solid, substantial, sanitary. 
The only labor-saving economical equipment for the large 
producer. 
Price, complete, including thermometer, . shovel, funnel 
and poker, $30. Junior Ji8 and $12. 
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