THE ROCKY MOUNTAIN SEED CO. 
DENVER, COLO 
73 
“Black Leaf 40” 
In Justice to “Black Leaf 40,” It Is fair to 
state that literally every major use for Nicotine 
Sulphate—whether for spraying and dusting 
flowers, vegetables and fruits; for drenching 
sheep; for the original “roost-paint” method 
of delousing poultry—is based upon experiments 
In which “Black Leaf 40” exclusively was 
used. 
If you have a garden, an orchard, a farm, 
a flock of sheep, a herd of cattle, a flock of 
poultry, “Black Leaf 40” can serve you. Be 
sure you get genuine “Black Leaf 40” in the 
original, full strength, sealed packages. 
Prices, not prepaid: 1 07 .., 35c: 5 oz,, $1.00; 
1 lb., $2.26; 2 lbs., $3.25; 5 lbs., $6.85; 10 lbs., 
$10.00. If wanted by parcel post add postage. 
NEW EVERGREEN 
Is effective against cabbage worms, 
cucumber and melon beetles, aphis, 
leaf hoppers, currant w’orms and most 
other insects, both chewing and sucking. 
Harmless to man and beast. Easily 
applied with any sprayer. One ounce 
makes six gallons of spray. 
Prices: 1 oz., 36c; hy mail, 40c; 6 
oz. size, $1.00; by mail, $1.06. 16-oz. 
size, $2.15; by mail, $2.26. Gallon size, 
$12.20; by mail, $12.70. 
EVER 
green 
PRAY 
«t6 ori 
Kills rats, mice, ground 
hogs, wood chucks, prairie 
dogs, moles, pocket gophers, 
chinch bugs, ants and other 
insects. 
CYANOGAS (A) DUST—Is a grayish powder that gives off 
hydro-cyanic-acld gas when exposed to the air. This gas 
Is deadly to rodent and insect pests and will kill them 
almost immediately. 
Write us for special circulars giving full In¬ 
formation about the use of Cyanogas. 1.4 lb., 
46c; 1 lb., 76c; 5 lbs., $3.00. Cannot be mailed. 
CYANOGAS (G) FUMIGANT—For greenhouse 
mushrooms, and soil fumigation. Scatter 
over the greenhouse walks and close the 
house for the night. Generates deadly hydro¬ 
cyanic acid gas which Is very effective In 
controlling aphis, thrlps, white fly and soft 
scale. 6 lbs., $3.00; 26 lbs., $10.00. Cannot 
be mailed. 
CYANOGAS ANT KILLER 
For Lawn and Garden Ants. The activity 
of an ant colony centers around the queen. 
She never leaves the deeper part of the nest. 
To permanently destroy the colony It Is nec¬ 
essary to kill the queen as well as worker 
ants. 
Simply enlarge entrances of nest with a 
pointed stick. Adjust spout on can and flow 
a small amount of Cyanogas Into the hole. 
Then close with dirt. 4 oz. can, 30c. Cannot 
be sent by mail. 
IMPROVED CYANOGAS FOOT PUMP—Price, $7.00, not 
postpaid. 
FORMALDEITYDE—A valuable disinfectant. It Is very effec¬ 
tive when used to destroy smut germs in oats and scab on 
potatoes. Directions on can. Formaldehyde Is also used 
by onion growers to control onion smut. 1 lb. can, 40c, post¬ 
paid; 6 cans, $1.80, not postpaid. 
DUST RESPIRATOR 
Affords good protection against the 
breathing of dust particles. All metal 
parts are non-corro¬ 
sive and replaceable. 
Knitted cloth facelet 
insulates rubber 
cushion from direct 
contact with face. 
Has large 3-lnch 
wool felt filter pads 
which are protected 
by wire screen discs 
and may be easily 
changed by remov¬ 
ing screw cap. $2.25 
each, postpaid. 
NITRAGIN—Alfalfa, all clovers, soy beans, cowpeas. 
vetch, peas and beans should all be inoculated vrltb 
this original soli Inoculator. Nltragin will produce 
more vigor and vitality, increase your yield and quality 
and add fertility to the soil. 
INOCULATE ALL LEGUME SEEDS WITH 
OVER FORTY YEARS OF SERVICE 
When ordering. Always state name of seed. 
ALFALFA, all Clovers 
Size Retail 
Vi bu. each...$ .30 
1 bu. each... .50 
2/2 bu. each... 1.00 
PEAS (Al I Varieties) 
VETCHES (All Varieties) 
Vi bu. each.. .$ .25 
1 bu. each... .40 
iVs bu. each... .60 
5 bu. each... 1.70 
12/2 bu. each... 4.00 
BEANS 
String, Wax, Kidney 
Vi bu. each...$ .25 
1 bu. each... .40 
5 bu. each... 1.70 
LESPEDEZA 
Size Retail 
1 bu. each.$ .30 
2 bu. each.50 
3 bu. each. 1.00 
SOYBEANS, LIMA 
BEANS, COW PEAS, 
PEANUTS 
1 bu. each.$ .30 
2 bu. each.50 
5 bu. each. 1.00 
10 bu. each. 1.40 
25 bu. each.2.90 
GARDEN SIZE 
Garden Peas & Beans 
Sweet Peas& Lupines 
Enough for 6 lbs. seed 
Retail Price 10c each 
TREAT BEFORE PLANTING WITH 
ceuesan 
Seme san 
Seed Potatoes 
<S^^> 
semesan 
semesan JR* 
seedcorn 
FOR DISKASB PROTECTION 
Increase Yoor Garden Pleaaure and Ton* 
Farm Profits by Preventing Losses 
From Plant Diseases 
Disinfect all seeds, bulbs and potatoes that art u 
be planted. Increases germination, protects seedlings, pro 
duces stronger and more vigorous plants that will pro 
duce better crops, reduces damping-off, prevents seed 
from rotting in the ground and controls smut. We sus 
gest that you use the following; 
SEMESAN—For Vegetable and Flower Seeds and Bulbs 
Price: 1/3 oz., 10c; 2 oz.. 36c; 1 lb., $2.25; 6 lbs., $10.00, 
not postpaid. 
SEMESAN BEL—For Seed Potatoes. Prices: 4 oz., 4Aot 
1 lb., $1.50; 5 lbs., $6.60; 25 lbs., $30.00, not postpaid. 
SE.MESAN JR.—For Field and Sweet Corn Seed. Piioesi 
2 oz., 15c; 4 oz., 30c; 1 lb., 76c; 5 lbs., $3.00, not post¬ 
paid. 
NEW IMPROVED CERESAN—For Wheat. Oats, an« 
Barley. Prices: 1 ib., 75c; 5 lbs., $3.26; 26 lbs., $14.00. 
not postpaid. 
2% CERESAN—For Cane, Kafir, Milo, and Flax. Prlom: 
I lb., 70c: 6 lbs., .$3.00; 26 lbs., $13.25, not postpaid. 
BLUE VITRIOL OR SULPHATE OF COPPER 
This is a preventive of smut In your grains, and when 
the seed goes through a solution of vitriolized water th» 
crop produced therefrom will be clean and free from 
smut. One pound of Blue Vitriol dissolved In 20 gallon* 
of water makes a suitable solution for treating 30 bushel* 
of wheat or barley for smut. 
Fine Crystals—Postpaid; 5 lbs., $1.00; 10 lbs., $1,76. 
Not Prepaid; 5 lbs., 76c; 10 lbs., $1.25; 25 lbs., $2.75: 
50 lbs., $4.50; 100 lbs., $8.76. 
Powdered—Used in making Bordeaux Mixtures and 
Copper Solutions Postpaid: 5 lbs., $1.10; 10 lbs., $1.95. 
Not prepaid: 6 lbs., 85c; 10 lbs., $1.40; 25 lbs., $3.50; SO 
lbs.. $5.50; 100 Ihs.. $10.00. 
