Everything to keep plants healthy 

-Michell’s Insect Destroyers, Etc. 
DIRECTIONS FOR USING ANY OF THE FOLLOWING WILL BE FOUND ON EACH PACKAGE 
No-Py-Ro. A new synthetic insecticide for controlling aphids, red 
spiders, thrips, white-flies and mealy bugs. As its name implies, it 
contains neither Pyrethrum nor Rotenone. It has high wetting and 
spreading properties, and will mix with hard or soft water. Qt. $3.00; 
gal. $10.00; 5 gals. $45.00; 15 gals. $127.50; 30 to 50 gals. $8.00 per 
gal. 
(Freight allowed on orders of 10 gals. or more.) 
Para-Dichlorobenzene. For peach-tree borers. Full directions on 
each package. 1-lb. can 45c.; 5-lb. can $1.85; 10-lb. can $3.50; 
25-lb. keg $8.00; 100-lb. keg $23.00. 
Paris Green. A poisonous powder for potato-bugs, worms, cater- 
pillars, slugs, etc. %4lb. 20c.; Ib. 55c.; 5 Ibs. $2.50; 14 lbs. $6.10. 
Pomo-Green or Massey Dust. A leaf-green dust for protecting 
roses and other flowering plants against Insects and fungous 
diseases. Lb. 40c.; 5 Ibs. $1.65. 
Pomo-Green with Nicotine. A leaf-green all-in-one dust or spray 
pr cot canine Insects and many plant diseases. Lb. 70c.; 5 Ibs. 
2.75. 
Pyrethrum Powder. Valuable as a poison for plant-lice, water- 
bugs, roaches, etc., also the strawberry moth. Lb. 55c.; 5 Ibs. 
$2.50; 10 Ibs. $4.75. 
Pyrote. A safe insecticide for killing both chewing and sucking 
insects; especially recommended to florists. 1-oz. bottle 35c.; 
6 ozs. $1.00; pt. $2.50; gal. $13.50. 
Pyrox. A combined insecticide and fungicide for all leaf-eating in- 
sects, blights and fungous troubles. 25 Ibs. $5.75; 50 Ibs. $8.35; 
300 Ibs. $34.50. 
Rat Paste (Zeclio). The most efficient poison for destroying rats, 
mice and other rodents. 2-0z. tube 50c. 
Red Arrow Insect Spray (Pyrethrum Soap). A safe, efficient nsecti- 
cide for use against sucking and chewing insects. 1-0z. bottle 30c.; 
IApt. 90c.; pt. $2.75; qt. $3.35; gal. $10.70; 5-gal. can $47.50; 
case of 6 gals., $10.35 per gal. 
Red Arrow “‘Special.’’ A new highly concentrated straight pyreth- 
rum spray with a special spreading agent. Recommended for the 
control of leaf tyers and leaf rollers on chrysanthemums. Gal. 
$11.35; 5 gals. $51.75; case of 6 gals., $11.00 per gal. 
Rotecide, Extra. A safe insect spray for the control of mealy bugs, 
white flies, midges, aphis, etc. Not myjurious to tender plants and 
flowers. Qt. $3.00; gal. $8.00. 
Scalecide. Used for the destruction of the San José Scale. Spray 
when the trees are dormant. Qt. 75c.; gal. $1.75; 5 gals. $6.35; 
10 gals. $10.90; 30 gals. $23.75; 50 gals. $32.90. 
Scale Oil. An efficient oil spray for controlling scale insects, aphis, 
thrips, red spider, etc. Qt. 70c.; gal. $1.60; 5 gals. $5.50; 30 gals. 
$21.25; 50 gals. $29.25. 
Selocide. A powerful new killing agent that gives positive control of 
red spiders in one application; also kills the eggs and does not 
harm tender plants. Dilute 1 part to 49 parts of water. Gal. $3.00; 
5 gals. $13.50; 10 gals. $24.50. 
Semesan (DuBay). A mercuric disinfectant for the control of many 
seed, plant, and soil diseases. 1402. 10c.; 2 ozs. 40c.; lb. $2.50; 
5 Ibs. $11.40; 25 lbs. $52.50; 100 lbs. $198.00. 
Semesan Special (DuBay). A grass disinfectant for brown-patch. 
5 lbs. $7.80; 25 lbs. $36.00; 100 lbs. $135.00. 
Slug Shot, Dust. For currant worms, rose-slugs, cabbage worms 
and almost any soft-shelled insects. 1-lb. carton 25c.; 5 lbs. $1.00; 
25 Ibs. $4.75; 125-lb. barrel $17.50; full barrel lots (250 lbs.) 
$33.00. 
Soap (C.P.O.). For control of many insects on evergreens, flowering 
plants, fruits and vegetables. 3-0z. bottle 20c.; pt. 70c.; qt. $1.10; 
gal. $2.75; 5 gals. $10.25. 
Spreader, Grasselli. This is a combined spreading, sticking, and 
wetting agent, designed especially for use with agricultural sprays. 
It has certain well-defined agents, in the fact it is compatible with 
natural hard water, weak acids, and alkalies. It is a liquid and 
mixes readily with cold water. The principal sticking agent in 
Grasselli Spreader is a plastic substance that does not harden, 
crack, or peel when dry. Pt. 75c.; gal. $4.95; 5 gals. $23.00. 
Sulphate of Copper. For destroying fungous diseases of all kinds; 
also used in making Bordeaux mixture and for spraying potato 
vines in connection with Paris Green. Lb. 20c.; 5 Ibs. 80c.; 
10 Ibs. $1.50; 25 Ibs. $3.50; 100 Ibs. $12.50. 
Sulphate of Aluminum. Used in conjunction with Hydrated Lime, 
this material makes a safe and excellent repellent for Japanese 
and Asiatic beetles. One pound of Aluminum Sulphate with 
61% pounds of Hydrated Lime will make 33 gallons of diluted 
spray. 5 lbs. 45c.; 10 lbs. 75c.; 25 lbs. $1.35; 100 lbs. $3.50. 
Sulphur. Lb. 10c.; 5 Ibs. 45c.; 10 Ibs. 85c.; 25 lbs. $2.00; 100 Ibs. 
$7.00; barrel lots (about 155 lbs.) 6'4c. per lb. 

| Tobacco Stems (Fresh). 

SULPHUR DUST D.N. No. 10. For control of red spider, thrips, 
and rust disease on carnations. 10 lbs. $3.50; 50 Ibs. $12.50; 
100 lbs. $24.00. 
D. N. No. 12. 10 lbs. $4.50; 50 lbs. $20.00. 
SULPHUR, WETTABLE. Dritomic. A new and greatly improved 
summer fungicide containing 95 per cent Sulphur of 325-mesh 
fineness. It wets immediately upon being placed in water and will 
stay in suspension indefinitely. Ideal for wet spraying of fruit 
and ornamental trees to control scab rot, leaf-spot, mildew, rust, 
etc. Lb. 15c.; 2 lbs. 20c.; 5 Ibs. 45c.; 50 Ibs. $3.60. 
SPOR-GO. Spray Powder. For better vegetables from your Victory 
Garden. A fungicide that controls diseases on plants, Spor-Go 
contains in a more efficient chemical form over twice as much 
copper as commercial Bordeaux. With spreading and adhesive 
agents blended tn, Spor-Go covers more uniformly and is more 
resistant to weather. Its smooth protective film is more persistent, 
more toxic to fungi; but it is less likely to injure very tender vege- 
tation. Controls early and late blight on potatoes, tomatoes; 
anthracnose, leaf-spot and mildew on cucumbers, melon, squash; 
leaf-spot and mildew on beets, carrots, parsnips, spinach; downy 
mildew on lettuce; powdery mildew, black-spot, and leaf-spot on 
roses. One ounce makes 21% gallons of Finished Spray. 8-o0z. 
Parnes (makes 20 gals.) 50c.; 20-oz. canister (makes 50 gals.) 
SUNOCO SPRAY OIL. For the control of scale insects, red spider, 
aphis, thrips, etc.; cheap, effective and pleasant to handle. Gal. 
$1.30; 5 gals. $5.25; 15 gals. $9.50; 30 gals. $14.50; 55 gals. $22.00. 
Supersat. A two-unit concentrate mixed in equal parts. Kills red 
kes and their eggs without injury to plants. Qt. $3.00; gal. 
11.00. 
Thalate Ant Traps. Each 25c. 
TARTAR EMETIC. Vo control gladiolus thrip, use 4 Ibs. Tartar 
Emetic with 16 lbs. brown sugar to 100 gals. of water. Lb. 90c.; 
5 lbs. $4.50; 25 lbs. $22.00. 
Terogen. A new autumn and winter ground-dressing, acting both 
as a fertilizer and an insecticide. Lb. 70c.; 2 lbs. $1.15; 5 lbs. 
$2.50; 10 lbs. $4.25; 25 lbs. $10.00; 50 lbs. $19.00; 100 lbs. $36.00. 
Thrip Juice, Hammond’s No. 2. This preparation is very effec- 
tive against aphis, red spider, mealy bugs, and sucking insects 
generally. Gal. $5.50. 
Tobacco Dust, for dusting. 5 lbs. 35c.; 10 lbs. 60c.; 25 Ibs. 90c.; 
100 Ibs. $3.00; 500 lbs. $13.75; ton $25.00; ton $47.00. 
Tobacco Dust, for fumigating. 5 lbs. 40c.; 25 lbs. $1.15; 50 Ibs. 
$2.00; 100 lbs. $3.75; 500 Ibs. $18.00. 
5 lbs. 25c.; 10 lbs. 40c.; 25 Ibs. 75c.; 
large bales at 2c. per lb.; 14ton $14.00; ton $25.00. 
TO-NA-CIDE. An effective soil-fumigant that kills thrips, milli- 
pedes, sowbugs, etc. 25 lbs. $4.00; 50 lbs. $7.00; 100 lbs. $13.00. 
TOPTOX. A complete spray containing its own spreader. Acts both 
as contact and stomach poison to either chewing or sucking in- 
sects. Does not discolor or injure the most delicate plants and is 
non-injurious to humans when used as directed. Oz. 35c.; 6 ozs. 
$1.00; qt. $4.00; gal. $11.50. 
TREE TANGLEFOOT. A paste preparation for painting around 
the trunks of trees, in the form of a band. Caterpillars and other 
crawling pests cannot get-over it. 6 ozs. 50c.; lb. 80c.; 5 lbs. $3.75; 
10 lbs. $7.00; 25 lbs. $15.00. 
Tri-Ogen. A combined spray; complete protection against plant 
insects and diseases. Small kit (makes 16 qts.) $1.40; medium 
kit (makes 64 qts.) $3.50; large kit (makes 32 gals.) $5.50. 
VITAMIN Bi (Thiamine Hydrochloride). An astounding new 
discovery in the field of ‘‘growth substances” for plant-life. 
Vitamin Bi stimulates root-growth; thus its benefits are reflected 
in its ability to restore sick and straggly plants to health, to pro- 
duce larger blooms, and to prevent root-shock in transplanting. 
We offer this powder in vials containing enough to make 500 gal- 
Ions of solution. Vial $1.00. 
VOLCK (Garden). A Volck-Nicotine combination spray for the 
garden; controls red spider, mites, white flies, scales, mealy bugs, 
caterpillars, aphis, thrips, etc.; also acts as a repellent. 31% ozs. 
35c.; pt. $1.00; qt. $1.50; gal. $4.50. 
Volck (Nursery). A mineral-oil spray for use on growing plants in 
green house and garden. It is not to be confused with “Garden 
Volck,”? which contains soap and nicotine. Ygpt. 35c.; qt. 75c.; 
gal. $2.25; 5 gals. $9.00; 28 gals. $30.00. 
WILSON’S O. K. PLANT SPRAY. A powerful, efficient insecti- 
cide for aphis, red spider, mildew, scale, etc. Qt. $1.00; gal. $3.00; 
5 gals. $12.00; 10 gals. $22.00; 30 gals. $57.00; 50 gals. $90.00. 
Worm Destroyer. For earthworms. A powder to be distributed over 
a given surface and soaked with water. 100-lb. bag $5.50; 500 Ibs. 
$22.50; Yeton $42.00; ton $80.00. 
ALL PRICES SUBJECT TO MARKET CHANGES 

516 and 518 Market St., Philadelphia, Pa. 
See 2d cover for Parcel Post Rates 37 
