SPRING NUMBER 63 
“BLAGK LEAF 40” 
(Sulphate of Nicotine—40% of Nicotine) 
For liquid spraying against aphis, thrips, leaf-hoppers, 
ete. May be combined with other standard spray-chemicals. 
Always dependable and efficient. 
“Black Leaf 40” is, in Very Truth, “The Old Reliable” 
PRICES 
el Cie B18 ee mee ee cae ce es Ree er Pee ee a $ 1.25 
UO CG ee ec Oe IN a RP ee 3.50 
PUES eer nent omee ee ee ee AN ee 13.50 
“BLACK LEAF”-FI-NICOTINE DUST 
Contains Over 114% of Actual (“Free”) Nicotine 
Made from our own high-strength (“Free”) Nicotine. 
Thoroughly standardized as to strength and texture. Rec- 
ommended for dusting vegetables to destroy aphis. 
PRICES 
F. O. B. Richmond, Va. 
LBscsll] oy; cea, nok ee a 5 es ee eC a $ 1.00 
Deval?  Girbitaat 2 Ses eee ees a aes ee Ce ect 3.50 
(De Ill oy. Clr at aa = oe oe A a ee ae 6.25 
OO = lloemmeClis Uy Beco ee oe ee! Tet S75) 
"BLACK LEAF”-F2-NIOTINE DUST 
Contains Over 2% of Actual (“Free”) Nicotine 
‘1—Dust, but other- 
wise, is the same. Recommended against the more resistant 
insects, such as cucumber beetle, pea aphis, etc. 
PRICES 
F. O. B. Richmond, Va. 
LS JUlay. «ehh de See ams ga Oe i NE ee ee i ect eee dr leZ5 
PaD=WOs° CUEURG N= eae ey ee ee ee a eo ae ee ie 4.50 
ESOS lilo ae Clg UUW) Oaeeeeenmes eS eserne Pier te ee ee 8.25 
OO Soman Clinvtririseeeccerees make ee We eR ee a a 15.50 
“Black Leaf” products are sold by seedsmen, hardware 
stores, drum stores, general merchants, and dealers in hor- 
ticultural supplies. 
ASK YOUR DEALER 
TOBACCO BY-PRODUCTS & CHEMICAL 
CORPORATION 
(Incorporated) 
LOUISVILLE, KENTUCKY 
