HORMONE SPRAYS 
Agricultural Laboratories, Inc., Columbus, 
Ohio 
American Chemical Paint Co., Ambler, Pa. 
Dickinson Co., The Albert, Chicago, Ill. 
Dow Chemical Co., Midland, Mich. 
Merck & Co., Inc., Rahway, N. J. 
HORTICULTURAL BOOKS 
Doubleday, Doran & Co., Inc., New York, 
N. Y. 
Dow Chemical Co., Midland, Mich. 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Macmillan Co., The, New York, N. Y. 
HOSE—GARDEN 
De Vilbiss Co., Toledo, Ohio 
Fisk Rubber Corp., Chicopee Falls, Mass. 
Goodrich Rubber Co., B. F., Akron, Ohio 
Goodyear Rubber Co., Akron, Ohio 
Leonard & Son, A. M., Piqua, Ohio 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Vaughan’s Seed Store, Chicago, Ill. 
HOSE HOLDERS 
Anker-Holth Mfg. Co., Port Huron, Mich. 
Lansing Specialties Mfg. Co., Lansing, 
Mich. 
Hozon Co., Warrensville, Ohio 
HOSE—SPRAYER 
Bartlett Mfg. Co., Detroit, Mich. 
“Priend’ Mfg. Co., Gasport, N. Y. 
G-L Products Co., Toledo, Ohio 
Leonard & Son, A. M., Piqua, Ohio 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Pioneer Rubber Mills, San Francisco, Calif. 
Seamlex Co., Long Island City, N. Y. 
Thompson Co., Wm. T., Los Angeles, Calif. 
Vaughan’s Seed Store, Chicago, Ill. 
HOSE SPRAYERS—CARTRIDGE 
American Florist Supply Co., Chicago, IIl. 
Hammond Paint & Chemical Co., Beacon, 
INeeY 
McCullough Seed Co., The J. Chas., Cincin- 
nati, Ohio 
Schell, Inc., Walter S., Harrisburg, Pa. 
Vaughan’s Seed Store, Chicago, Ill. 
HOTKAPS 
Germain Seed & Plant Co., Los Angeles, 
Calif. 
HOUSES—BIRD 
Batcheller Associates, Fred E., Deland, Fla. 
Bishop, Welles L., Meriden, Conn. 
Dodson, Inc., Jos. H., Kankakee, Ill. 
Hamilton Seed & Coal Co., Cedar Rapids, 
Iowa 
Homecraft Specialty Mfg. Co., Mattoon, Ill. 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Root Co., The A. I., Medina, Ohio 
Schell, Inc., Walter S., Harrisburg, Pa. 
Schoemann & Mayer, Inc., New York, N. Y. 
Vaughan’s Seed Store, Chicago, Ill. 
Western Stoneware Co., Monmouth, Il. 
Woodcraft Co., The, Dalton, N. Y. 
Woodworking Specialty Co., Crystal Lake, 
Ml. 
Yoho & Hooker, Youngstown, Ohio 
HUMUS : 
American Soil Sponge Selling Corp., New 
York, N.Y4 
Florida Humus Co., Zellwood, Fla. 
Hyper-Humus Co., Newton, N. J. 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Sewerage Commission, Milwaukee, Wis. 
Schell, Inc., Walter S., Harrisburg, Pa. 
Vaughan’s Seed Store, Chicago, Ill. 
INCUBATORS 
Brower Mfg. Co., Quincy, Ill. 
Buckeye Incubator Co., Springfield, Ohio 
Hoeft & Co., North Chicago, Ill. 
Makomb Steel Products Co., Macomb, Ill. 
Oakes Mfg. Co., Tipton, Ind. 
Reliable Incubator & Brocder Co., Quincy, 
Ill. 
INOCULANTS 
Agricultural Laboratories, Inc., Columbus, 
Ohio 
192 
Craver-Dickinson Seed Co., Buffalo, N. Y. 
Dickinson Co., The Albert, Chicago, III. 
Earp-Thomas Laboratories, Inc., Bloomfield, 
N. J. : 
Hansen Inoculating Co., Urbana, Ill. 
Kalo Inoculant Co., Quincy, Ill. 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Nitragin Co., Inc., The, Milwaukee, Wis. 
Peppard Seed Co., Kansas City, Mo. 
Philadelphia Seed Co., Philadelphia, Pa. 
Schell, Inc., Walter S., Harrisburg, Pa. 
Urbana Laboratories, The, Urbana, Iil. 
Vaughan’s Seed Store, Chicago, Ill. 
_ Woodruff & Sons, Inc., F. H., Milford, Conn. 
INSECT BURNERS 
Aeroil Burner Co., West New York, N. J. 
Dobbins Mfg. Co., Elkhart, Ind. 
INSECTICIDES—ANIMAL 
Agricultural Laboratories, Inc., Columbus, 
Ohio 
American Cyanamid & Chemical Corp., 
New York, N. Y. 
Boyle Co., The A. S., Jersey City, N. J. 
C-A-Wood Preserver Co., St. Louis, Mo. 
Conkey Co., G. E., Cleveland, Ohio 
Douglas Chemical & Supply Co., Kansas 
City, Mo. 
Dow Chemical Co., Midland, Mich. 
Hammond Paint & Chem. Co., Beacon, N. Y. 
Lee Co., George H., Omaha, Nebr. 
LeGear Medicine Co., Dr. L. D., St. Louis, 
Mo. 
McCormick Sales Co., The, Baltimore, Md. 
Mechling Bros. Chemicals, Philadelphia, 
Pa. 
Merck & Co., Inc., Rahway, N. J. 
Nott Mig. Co., New York, N. Y. 
One-Spot Co., Elkridge, Md. 
Rotenone Producis Co., Inc.,; East Orange, 
Nae 
Tobacco By-Products & Chem. Corp., Louis- 
ville, Ky. 
INSECTICIDES—HOUSEHOLD 
Agricultural Laboratories, Inc., Columbus. 
Ohio 
American Cyanamid & Chemical Corp., 
New York, N. Y. 
Boyle Co., The A. S., Jersey City, N. J. 
Douglas Chemical & Supply Co., Kansas 
City, Mo. 
Dow Chemical Co., Midland, Mich. 
Hammond Paint & Chemical Co., Beacon, 
Ne Yc 
Innis, Speiden & Co., New York, N. Y. 
McCormick Sales Co., The, Baltimore, Md. 
Mechling Bros. Chemicals, Philadelphia, 
Pa. 
Nott Mig. Co., New York, N. Y. 
Rose Mfg. Co., Beacon, N. Y. 
INSECTICIDES—PLANT 
Agricultural Laboratories, Inc., Columbus, 
Ohio 
American Fumigating Co., St. Louis, Mo. 
American Agricultural Chem. Co., The, 
New York, N. Y. 
American Color & Chemical Co., Boston, 
Mass. 
American Cyanamid & Chem. Corp., New 
York, N. Y. , 
American Florist Supply Co., Chicago, Ill. 
Ansbacher Siegle Corp., Brooklyn, N. Y. 
Arrow Products Co., Carlstadt, N. J. 
Bonide Chem. Co., Inc., Utica, N. Y. 
Boyle Co., The A. S., Jersey City, N. J. 
Buckeye Chem. & Specialty Co., New York, 
INS Ye 
Buist Co., Robert, Philadelphia, Pa. 
Calif. Spray-Chemical Corp., Elizabeth, 
N. J. 
Douglas Chemical & Supply Co., Kansas 
City, Mo. 
Dow Chemical Co., Midland, Mich. 
Du Pont de Nemours & Co., Inc., E. L., Wil- 
mington, Del. 
Garden Hose Spray Co., Iac., Cambridge, 
Mass. 
Hammond Paint & Chemical Co., Beacon, 
Ni ty. 
Henderson & Co., Peter, New York, N. Y. 
Holmes Seed Co., The, Canton, Ohio 
Kaufmann Seed Co., Seattle, Wash. 
Kay Fries Chemicals, Inc., New York, N. Y. 
Lethelin Products Co., Wood Ridge, N. J. 
Lilly Co., The Chas. H., Seattle, Wash. 
Los Angeles Chemical Co., Los Angeles, 
Calif. 
McCormick Sales Co., The, Baltimore, Md. 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio 
Mechling Bros. 
Pa. 
Merck & Co., Inc., Rahway, N. J. 
National Sulphur Co., New York, N. Y. 
Nicotine Mfg. Co., St. Louis, Mo. 
Nott Mfg. Co., New York, N. Y. 
One-Spot Co., Elkridge, Md. 
Pennick & Co., S. B., New York, N. Y. 
Plantabbs Corp., Baltimore, Md. 
Pratt Co., B. G., New York, N. Y. 
Protex Industries, Inc., New York, N. Y. 
Reade Mfg. Co., Jersey City, N. J. 
Reade, Inc., Morris B., Belleville, N. J. 
Rohm & Haas Co., Philadelphia, Pa. 
Rose Mfg. Co., Beacon, N. Y. 
Rotenone Products Co., Inc., East Orange, 
INGene 
Stauffer Chemical Co., New York, N. Y. 
Tennessee Corp., New York, N. Y. 
Tobacco By-Products & Chemical Corp., Inc. 
(Black Leaf 40), Louisville, Ky. 
To-Na-Cide Sales Co., New York, N. Y. 
U. §. Rubber Co., Naugatuck Chemical 
Div., New York, N. Y. 
Vaughan’s Seed Store, Chicago, Il. 
Wood Ridge Mfg. Co., Wood Ridge, N. ie 
IRRIGATION SYSTEMS 
The American Specialty Co., Amherst, Ohio 
Campbell Irrigation Co., Woodbury, N. Je 
Dayton-Irrigation Co., Dayton, Ohio 
Hastings Canvas Co., Hastings, Nebr. 
March Automatic Irrigation Co., Muskegon, 
Mich. 
Myers & Bro. Co., The F. E., Ashland, Ohio 
White Showers, Inc., Detroit, Mich. 4 
JAPANESE BEETLE CONTROL “i 
Arrow Products Co., Carlstadt, N. J. 
KNEE PADS | 
American Florist Supply Co., Chicago, Ill. 
Leonard & Son, A. M., Piqua, Ohio 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio M 
Salta Corp., Jersey City, N. J. 
Schell, Inc., Walter S., Harrisburg, Pa. _ 
Vaughan’s Seed Store, Chicago, Ill. bal 
KNIVES—HORTICULTURAL a 
Bartlett Mfg. Co., Detroit, Mich. a 
Johnson, Inc., Wm., Newark, N. J. ¥; 
Leonard & Son, A. M., Piqua, Ohio 
Union Fork & Hoe Co., Columbus, Ohio 
LABELS—PLANT 
American Bulb Co., Chicago, Ill. 
American Florist Supply Co., Chicago, Ill. 
Gogel Co., Walter A. (Plant & Tree), To- 
Chemicals, Philadelphia, 


ledo, Ohio 
Lansing Specialties Mfg. Co., Lansing, 
Mich. | 
Leonard & Son, A. M., Piqua, Ohio 4 
McCullough Seed Co., The J. Chas., Cin- 
cinnati, Ohio | 
Norman Sheet 
Nevada, Mo. 
Paxton Products Co., Riverside, Calif. 
Perma Tag Co. (Wood, Metal & Paper 
Wired), Grand Rapids, Mich. 
Schell, Inc., Walter S., Harrisburg, Pa. 
Vaughan’s Seed Store, Chicago, Ill. 
Wilton Garden Label Co., Wilton, Conn. 
Yoho & Hooker, Youngstown, Ohio 
LAWN BURNERS 
Aeroil Burner Co., West New York, N. J. 
Dobbins Mfg. Co., Elkhart, Ind. 
LAWN EDGE TRIMMERS 
Allen & Co., Inc., S. L., Philadelphia, Pa. 
American Florist Supply Co., Chicago, III. 
Bartlett Mfg. Co., Detroit, Mich. - 
Gardex, Inc., Michigan City, Ind. 
Leonard & Son, A. M., Piqua, Ohio 
Metal. Mfg. Co., We Ea 





SEED TRADE 
