Start your Spraying operations before the “Bugs” arrive 
MICHELL’S INSECT DESTROYERS, ETC. 
Spergon. The first non-metallic organic 
chemical fungicide ever developed for pre-. 
vention of seed decay and damping-off. 
It stimulates growth. It is safe to use and 
is compatible with Iegume bacteria on 
many seeds in many soils. 2 ozs. 35c. 
Spor-Go 
Spor-Go is a copper mildew spray powder 
which contains twice as much copper as com- 
mercial Bordeaux Mixture. It controls blight 
and leaf-spot on potatoes, tomatoes, beans, 
cucumbers, and grapes and many other plants. 
One ounce makes 2% gallons of finished 
spray. It also is used as a dormant applica- 
tion on bramble fruits such as raspberries, etc. 
8 ozs. 50c.; 20 ozs. $1.00; 5 Ibs. $3.00. 
Sulphate of Aluminum. Used in con- 
junction with Hydrated Lime, this material 
makes a safe and excellent repellent for 
Japanese and Asiatic beetles. 5 Ibs. 50c.; 
10 Ibs. 85c.; 25 Ibs. $1.50; 100 Ibs. $4.00; 
200 Ibs. $7.50. 
Sulphate of Copper. A basic fungicide used 
in making Bordeaux Mixture, or alone to 
control various fungous diseases. Lb. 25c.; 
5 Ibs. $1.00; 10 Ibs. $1.85; 25 Ibs. $4.50; 
100 Ibs. $15.00. 
Sulphur, Flowers of. A high-grade form of 
this standard fungicide and fumigant, 
adapted for either dusting or burning. Lb. 
20c.; 5 Ibs. 75c.; 10 Ibs. $1.40; 25 Ibs. $2.75; 
100 Ibs. $8.50. 
Sulphur, Wettable (Dritomic). It wets 
immediately upon being placed in water 
and will stay in suspension indefinitely. 
Ideal for wet spraying of fruit and or- 
namental trees to control scab-rot, leaf- 
spot, mildew, rust, etc. 2 Ibs. 25c.; 5 Ibs. 
50c.; 50 Ibs. $4.00. 
SULROTE 
Contains 0.80% Rotenone 
Combination Rotenone and sulphur dust 
for control of flower and vegetable garden 
insects and fungous diseases. For gladiolus 
thrips, rose chafers, Mexican bean beetles, 
flea beetles, cabbage worms; also mildew and 
black-spot on roses, and for carnation alter- 
naria. Lb. 45c.; 5 Ibs. $1.35; 25 Ibs. $5.50; 
100 Ibs. $17.00. 
Sunoco Spray Oil. A safe, inexpensive, 
efficient spray for the control of scale in- 
sects, red spider, and lace-wing bugs. 
Dilution: 1 to 25. Gal. $1.50; 5 gals. $5.75; 
55 gals. $26.00. 
Tartar Emetic. To control gladiolus thrip, 
use 4 Ibs. Tartar Emetic with 16 Ibs. brown 
sugar to 100 gals. of water. Lb. $1.25; 5 
Ibs. $5.75; 25 Ibs. $27.50. 

Terogen. A new autumn and winter ground- 
dressing acting both as a fertilizer and as 
an insecticide. 1-Ib. tin 75c.; 2-Ib. tin, 
$1.25; 5-Ib. tin $2.75; 10-Ib. tin $4.75; 25- 
Ib. tin $11.00; 100 Ibs. $40.00. 



Tobacco Dust. For dusting. 5 Ibs. 50c.; 10 
Ibs. 75c.; 25 Ibs. $1.25; 50 Ibs. $2.00; 100 
Ibs. $3.75. 
Tobacco Dust. For fumigating. Specially 
treated to Induce easy burning. Lb. 15c.; 
5 Ibs. 50c.; 10 Ibs. 75c.; 25 Ibs. $1.25; 50 
Ibs. $2.25; 100 Ibs. $4.25. 


ov 
Reg. U. S. Pat. Off: 
The all-purpose spray 
Tri-Ogen. The all-purpose spray. Complete 
protection against plant insects and dis- 
eases. Mildew and black-spot easily con- 
trolled with this spray treatment. Small 
kit (makes 16 qts.), $1.50; medium kit 
(makes 64 qts.), $4.00; large kit (makes 32 
gals.), $6.00; estate kit (makes 128 gals.), 
$20.00. 
Thrip Juice, Hammond’s No. 2. This 
preparation Is very effective against aphis, 
red spider, mealy bugs, and sucking insects 
generally. M4pt. 50c.; pt. 90c.; qt. $1.50; 
gal. $5.50; 5 gals. $25.00. 
Tree Tanglefoot Applied 
Over Balsam Wool Strips 

Tree Tanglefoot 
Stops all climbing insects. This sticky com- 
pound Is easy to apply with a wooden paddle. 
6-oz. can 45c.; Ib. 80c.; 5 Ibs. $3.75; 10 Ibs. 
$7.00; 25 Ibs. $15.00. 
Tobacco Stems (Fresh). For fumigating 
and for mulching to destroy insect life in 
the soil. Lb. 15c.; 5 Ibs. 50c.; 10 Ibs. 75c.; 
25 Ibs. $1.50; Iarge bales at 3c. per Ib.; % 
ton $20.00; ton $35.00. 
Victory Dust No. 76. Designed to replace 
Rotenone and can be successfully used on 
all garden and truck crops. It can be used 
effectively as a dust or spray. Lb. 35c.; 
5 Ibs. $1.25. 

Volck, Nursery & Garden Spray. Can be 
used on growing plants in the nursery, 
greenhouse and garden and is used to con- 
trol thrip, aphis, scale, mealy bug, red 
spider, leaf hopper, small caterpillar and 
leaf-spot. 4 ozs. 25c.; 16 ozs. 50c.; gal. 
$2.25. 

ALL PRICES SUBJECT TO MARKET CHANGES 





= a 
Wilson’s O. K. Plant Spray. This spray 
offers a sure and safe method of control for 
boxmite, thrip, leaf-hopper, psylla, green, 
black, and woolly aphis, midge, currant 
worms, spruce gall, lace-wing fly on rhodo- 
dendrons, crawling young scale. Dilution: 
1to15. Qt. $1.00; gal. $3.00; 5 gals. $12.00; 
10 gals. $22.00; M%4bbI. (30 gals.) $57.00; 
bbI. (50 gals.) $90.00. 
Worm Destroyer. For earthworms. A safe, 
dry powder which will effectively and 
promptly bring earthworms to the surface 
and kill them. Apply at the rate of a half 
pound per square yard, then saturate the 
ground with water. 25 Ibs. $1.75; 50 Ibs. 
$3.25; 100-Ib. bag $6.00; 500 Ibs. $25.00; 
lton $47.00; ton $90.00. 
Zelio Wheat. For killing field mice and 
other rodents. Pkg. 25c. 
Michell’s Weed Killer. 
Positively destroys every kind of weed and 
vegetation wherever applied. One applica- 
tion is usually required yearly; add 40 gallons 
of water to one gallon of Weed Killer, then 
sprinkle the solution upon the vegetation. 
Weed Killer cannot be used im the garden, 
flower-beds or on the lawn where you want 
to grow plants and grass. 
One gallon will cover 150 sq. yds. 
Qt. 50c.; gal. $1.50; 5 gals. $6.50; 30 gals. 
$32.00; 55 gals. $46.75. 
Adco Weed Killer 
By the use of Adco Weed Killer it is pos- 
sible to eliminate moss and weeds, such as 
dandelions, plantains, chickweed, docks, 
ground Ivy, creeping buttercup, foxtail, heal- 
all, sheep sorrel, spotted spurge, yarrow, yel- 
low trefoil, etc., with great benefit to the 
grass and lasting improvement in the lawn. 
It should not be used on Bent grass and its 
action is not favorable to clover. 
3 Ibs. $1.00; 25 Ibs. $4.00. 
Alfco Crabgrass Killer 
Kills crabgrass and weeds in the lawn with- 
out destroying permanent lawn grasses. 
Sprayed on infested areas during September, 
Alfco will destroy both the plant and the 
seeds, checking reinfestation next year. One 
pound will treat 2000 to 4000 square feet. 
Lb. $1.50; 2 Ibs. $2.50; 10 Ibs. $8.00. 
Sodium Arsenite. Lb. 35c.; 5 Ibs. $1.50; 
10 Ibs. $2.50; 25 Ibs. $5.25. 
Iron Sulphate. 5 Ibs. 75c.; 10 Ibs. $1.40; 
25 Ibs. $2.75. 
Weedone. The new weed killer that will 
kill poison ivy, bindweed, wild morning- 
glory and Japanese honeysuckle. 6-o0z. 
bottle $1.00; 1-qt. bottle $4.00; 1-gal. 
bottle $12.00; 5-gal. can, $11.00 per gal. 
Solvay (Calcium Chloride) 
For Preventing Dust on Driveways 
and Tennis-Courts 
An_ideal dust-layer and binder for all 
gravel and dirt surfaces. 
Use about 2 pounds per square yard, broad- 
cast over the surface. 100 Ibs. $3.25; $3.00 per 
100 Ibs. in drums of about 400 Ibs. 

90 HENRY F. 
MICHELL CoO., 
516 AND 518 MARKET ST., 
PHILADELPHIA 5, PA. 


