Science comes to the rescue in fighting insects 

MICHELL’S 
Para-Dichlorobenzene (PTB). The most 
effective remedy for the peach tree borer. 
1 ounce per tree. 1-Ib. can 50c.; 5-Ib. can 
$2.00; 25-Ib. keg $9.50. 
Paris Green. A poisonous powder for potato 
bugs, worms, caterpillars, slugs, etc. lM4lb. 
25c.; Ib. 60c.; 4 Ibs. $2.25; 14 Ibs. $6.75. 
Pomo-Green with Nicotine. A leaf-green 
material which can be used as a spray or 
dust, and which affords complete protec- 
tion against black-spot, mildew, leaf-eating 
insects and aphids. 1 pound makes 4 gal- 
lons of spray. Lb. 80c.; 5 Ibs. $3.30. 
Pomo-Green without Nicotine. Used asa 
dust only to control plant diseases and leaf- 
eating insects. 1-Ib. can 55c.; 5-[b. carton, 
$1.85. ‘ 
Pyrox (Bowker’s). A combined insecticide 
and fungicide for all leaf-eating insects, 
blights, and fungous troubles. Especially 
recommended for potatoes. Mix Pyrox 
with water and spray. The material sticks 
to the leaves even through the hardest 
Bae 25 Ibs. $5.75; 50 Ibs. $8.35; 300 Ibs. 
34.50. 
Rabbit Chaser, Lag’s. Spray on plants and 
vegetables to repel rabbits. Will not burn 
or harm plants or rabbits. 4-oz. bottle, 
with directions, 50c. 
Rat Paste (Zelio). The most efficient poison 
for destroying rats, mice, and other ro- 
dents. 2-oz. tube 65c. 
Red Arrow Insect Spray (Pyrethrum Soap). 
A safe, efftcient insecticide for use against 
sucking and chewing insects. 1-oz. bottle 
35c.; Mpt. $1.00; qt. $5.00; gal. $17.00; 
5-gal. can $77.50. 
Rosul Dust. For the safe control of Mexican 
bean beetles and other insect destroyers of 
garden crops. Apply the dust as the insect 
first appears and continue at two-weelcs’ 
intervals. Lb. 35c.; 5 Ibs. $1.25. 
Rotenone Dust (75%). An economical dust 
containing 75/100 per cent of Rotenone, 
one of the most effective contact insecti- 
cides. Controls many types of beetles and 
worms attacking vegetable crops. 1-Ib. 
canister 35c.; 5 Ibs. $1.25; 50 Ibs. $10.00. 
Scalecide, diluted 1 gallon to 15 gallons of 
water, may be used on any kind of fruit or 
shade tree that drops its foliage in winter. 
Qt. 75c.; gal. $1.75; 5 gals. $6.35; 10 gals. 
$10.90; 30 gals. $23.75; 50 gals. $36.00. 
Scale Oil. For dormant spraying of fruit 
trees and ornamentals. Dilution: 1 to 15. 
Qt. 75c.; gal. $1.75; 5 gals. $6.00; 30 gals. 
$23.50; 50 gals. $32.50. 
Selocide. A powerful contact killing agent 
which will kill from 90 to 100 per cent of 
red spiders in one application. Dilution: 
1 to 200. Gal. $3.50; 5 gals. $16.75. 
Semesan 
For Flower and Vegetable Seeds, 
also for Lawns 
Semesan may be applied in dust or liquid 
form to the seed before planting. One ounce 
treats 15 pounds of seed. Effective in con- 
trolling damping-off and such devastating 
‘gladiolus diseases as hard rot and scab. Also 
the most effective means of controlling brown 
patch which attacks the turf of golf-courses, 
tennis courts and lawns. Voz. 10c.; 2 ozs. 
40c.; 12 ozs. $1.88; 4 Ibs. $9.10; 25 Ibs. $52.50; 
100 Ibs. $198.00. 

ALL PRICES SUBJECT TO MARKET 
CHANGES 
HENRY F. MICHELL CO., 

516 AND 518 
INSECTICIDES 
Semesan Bel, New Improved. (DuBay.) | Sunoco Spray Qil. A safe, inexpensive, 
For treating seed potatoes before planting. 
One pound treats 60 to 80 bushels of seed. 
2 ozs. 30c.; Ib. $1.65; 4 Ibs. $5.70; 25 Ibs. | 
$33.25; 100 Ibs. $125.00. 
Semesan Jr., New Improved. (DuBay.) 
For controlling seed-borne diseases of seed, 
field and sweet corn. 1%-oz. pkg. 15c.; 
12-0z. can 56c; 644 Ibs. $3.75; 25 Ibs. 
$12.50; 100 Ibs. $45.00. 
Slug Shot 
A standard and safe dust which kills 
beetles, weevils, worms, and leaf-eating in- 
sects on vegetable and flowering plants. 1-Ib. 
carton 25c.; 5 Ibs. $1.00; 25 Ibs. $4.75; 125-Ib. 
keg, with a duster $20.00. 
Soap, C. P. O. A liquid soap-spreader with 
a distinct insecticidal value of Its own. 
Dilution: 1 to 50. 3-0z. bottle 25c.; pt. 
85c.; qt. $1.50; gal. $3.50; 5 gals. $12.00. 
Grasselli Spreader 
This is a combined spreading, sticking, and 
wetting agent, designed especially for use with 
agricultural sprays. Pt. 75c.; gal. $4.95; 
5 gals. $23.00. 
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 legume 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. 
1-Ib. canister $1.00; 4-Ib. bag $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 lbs. 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 
Combination rotenone and sulphur dust 
for control of flower and vegetable garden 
insects. An economical dual-purpose dust, 
smooth, free-flowering, finely conditioned for 
dispersion and adherence. It has three func- 
tions, as an Insecticide, a fungicide, and a 
repellent. Sulrote is effective against a wide 
variety of chewing insects; it is also effective 
as a contact insecticide against aphis, thrips, 
and similar sucking imsects. 1-lb. canister 
45c.; 4-Ib. bag $1.35. 
MARKET ST., 


efficient spray for the control of scale n- 
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. tim, 
$1.25: 5-Ib. tin $2.75; 10-Ib. tin $4.75; 25- 
Ib. tm $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. $1.50; 50 
Ibs. $2.50; 100 Ibs. $4.50. 
Tri-Ogen. The all-purpose spray. Complete 
protection against plant msects 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 
ag $6.00; estate kit (makes 128 gals.), 
Thrip Juice, Hammond’s No. 2. ‘This 
preparation Is very effective against aphis, 
red spider, mealy bugs, and sucking insects 
generally. Pt. 90c.; qt. $1.50; gal $5.50; 
5 gals. $25.00. 
Tree Tanglefoot 
Stops all climbing insects. This sticky com- 
pound Is easy to apply with a wooden paddle 
6-oz. can 50c.; 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; large bales at 3c. per Ib.; 4% 
ton $20.00; ton $35.00. 
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.; Ygal. 
$1.25; gal. $2.25; 5 gals. $9.00; 54 gals. 
$47.50. 
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: 
1to015. Ot. $1.00; gal. $3.00; 5 gals. $12.00; 
10 gals. $22.00; 4%bbI. (30 gals.) $57.00; 
bbl. (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; 
léton $47.00; ton $90.00. 
PLEASE NOTE: No smaller quantity of 
Fertilizer than here offered can be sup- 
plied 
PHILADELPHIA 5, 
PA. 99 
