NICHOLSON’S 
Kill Rats with Cyanogas 
Cyanogas is acknowledged to be the most 
effective pest destroyer. It has been thorough- 
ly tested by entomologists and other scientific 
workers in practically every country of the 
world. So outstanding are its merits that it is 
recommended for many different purposes by 
Federal and State officials. 
CYANOGAS A: DUST—The general purpose 
grade. Prices: 1-lb. can, $1.00; 5-lb. can, $3.75; 
25-lb. drum, $12.50, not postpaid. 
CYANOGAS G: FUMIGANT—For greenhouse 
use. Prices: 5-lb. tin, $3.75, not postpaid. 
Ready to Use—Bug Bait 
Kills SOWBUG, EARWIGS, CRICKETS, CUT- 
WORMS, GRASSHOPPERS and MILLIPEDES. 
Greenlight Bugbait is easy to use, has a pleasant 
odor, practically invisible on the ground and is 
harmless to shrubs, lawns, and flowers. Be- 
cause this bait has ground citrus meal as a 
base it attracts the insects. The killing insecticides 
used in the bait is Gamma Isomer of Benzene 
Hexachloride from Lindane. 1 Ilb., 69c; 5 Ilbs., 
$1.98, not postpaid. 
Black Flag Aerosol 
Insect killer pressure bomb 
What it is— 
Through the development of a new Freon repellent 
mixture and an entirely new valve, the aerosol pro- 
duced Pe the Black Flag Aerosol Insect Killer is 
highly efficient at a lower pressure than has been 
possible hitherto. 
How to Operate— 
Black Flag Aerosol Insect Killer will kill houseflies, 
mosquitoes, flying moths, wasp and similar insects 
in the house. A thorough spray used repeatedly and 
directed into hiding places, such as: cracks and 
crevices will kill roaches, spiders, ants and other 
crawling insects. Easy to use, just press down on 
round button valve. 
6 oz., 69c; 12 oz., $1.19 each: add 10c for postage. 
Snarol 
Kills Cutworms, Sowbags, Snails, Grasshoppers, 
etc. A ready-prepared bait meal. It is not injurious 
to vegetation. Will not deteriorate from rain or 
sprinkling. Sprinkle SNAROL over beds in February 
and March and kill the first crop of crawling bugs 
as they come out from their winter hiding places. 
1 Ib., 50c; 21/, Ibs., $1.00; 6 Ibs., $2.00; 50 lbs., $13.00. 
Not postpaid. 
Antrol—Kills Ants in Nest 
Antrol is easy to use, economical, and safe 
around children and pets. Consists of small 
metal containers from which the worker ants 
carry special Antrol bait to their nests for 
food. The whole ant family is quickly killed 
at the source—the only way to get permanent 
freedom from these pests. 
Containers are ready-filled, controls both 
sweet and grease-eating ants. Traps, 25c 
each, postpaid. 
Red Devil Sabadilla Dust 
Non-Poisonous to Man and Animals when 
Used as Directed 
For Hard-to-Kill Plant Bugs and Cattle Lice 
Px Red Devil Sabadilla Dust will usually con- 
i Dy trol the hard-to-kill Harlequin Bug, Stink Bug, 
1 RED-DEVIL;| Squash Bug, Mexican Bean Beetle and simi- 
SABADILLA lar insects on squash, cucumber, melon, bean 
and other crops. Also controls Cabbage 
Worms, and the Diamondback Moth on_tur- 
nips, mustard, collards and cabbage. Effec- 
tive against Leaf-hoppers on peanuts, beans 
and potatoes. 
Apply at weekly intervals to plants wet 
with dew, or moist from showers, to obtain 
best results. Direct the dust at the insects, 
especially under leaves. 1 lb.. 75c; 5 Ibs., 
$2.95, postpaid. 
ROBERT NICHOLSON SEED CO. 
INSECTICIDES 
eat pus 
AND FUNGICIDES 
Cyanogas Ant Killer 
It is the sure way to kill ants. Kills the queen and destroys the 
entire ant colony. It is packed in a spouted can especially designed 
for treating nests of ants in the garden or 
lawn. Easy to use. Simply enlarge entrances 
or ant nests with pointed stick or wire. Probe 
6 to 8 inches to be sure of reaching the 
deeper part of the nest where the queen is 
located. Adjust the spout and flow a small 
amount of Cyanogas in the enlarged hole. 
Then cover with soil. Cyanogas should be 
used only when ground is dry. Cyanogas 
Ant Killer is not to be used indoors. If ants 
are found in the house, trace line of foragers 
back to the nest in the ground. 4-oz. can, 
40c. Not postpaid. 
Antrol Ant Syrup 
In ready-filled feeders so that the ants carry the 
syrup to their nest, often killing the whole colony. 
This syrup kills both sweet and grease eating ants 
and can be used either inside or outside. 
Ready-filled sets containing 4 ready-filled feed- 
ers, 50c, not postpaid; 4 oz. refills, 25c, not postpaid. 
SEQUESTRENE NAFe 
For the most luxuriant trees-shrubs-flowers, 
correct iron deficiency which causes plant 
chlorosis with Sequestrene chelated iron. 
Sequestrene NAFe, a new development by 
the Geigy organization. A yellowing of your 
plants can normally be diagnosed as an iron 
deficiency—1 1b., $3.00; 5 lbs., $8.75, postpaid. 
FOR CORREETION @ 
WROH DEFICIENCY 
LE SERCESR OBIE 
Black Leaf “40” 
A highly concentrated nicotine solution for spray- 
ing. Kills aphis, thrips, leaf-hoppers and many other 
insects. Does not injure foliage. World's leading 
garden insecticide. Used and endorsed by Experi- 
ment Stations and leading growers. We have an 
enormous demand for this article. l-oz. bottle, 39c; 
5-oz. bottle, $1.19; 1 lb., $2.69; 2-lb. tin, $4.79, f.0.b. 
Dallas. Postpaid prices on smaller sizes: l-oz. bottle, 
45c; S-oz. bottle, $1.35. Please write for prices on 
5 and 10-pound sizes. 
° LS SPC AE 1 DS LS CT 
SUNOCO 
easiness PRAY 
Sunoco will emulsify in any water and it is clean to use. It will not 
deteriorate from season to season. Kills every scale it touches, San 
Jose, Oyster-shell, Rose scale, Tulip, Mag- 
nolia, Terrapin, Pit-making Oak, Oak Lecan- 
ium, European Elm, Gloomy, Scurfy, Dog- 
wood, Sitka Spruce Gall, Spruce Gall, Aphid, 
Juniper Scale, Spruce Bud Scale, Red Spider, 
Lace Wing Bugs and Euonymous Scale, Ca 
talpa, Mealy Bug, Pine Leaf Scale. 1 gal., 
$1.65; 5 gals., $7.65, f.0.b. Dallas. 
Ever Green Garden Spray 
Ever Green Spray is the only spray 95 per 
cent of gardeners ever need. No complicated 
instructions. Simply mix with water and 
spray. Harmless to plants, men and animals. 
Pyrethrin content deadly to both chewing and 
sucking insects. Economical. Prices, f.o.b. 
Dallas: 1 oz., 35c; 6 oz., $1.15; pint. $2.45; 
quart, $4.10. Postpaid prices on small sizes: 
] oz. size, 45c: 6 oz. size, $1.45. 
DALLAS, TEXAS 
