134 
PSYCHE. 
PSYCHE, Organ of the Cambridge Entomological Club. 
RATES OF SUBSCRIPTION, ETC. 
PAYABLE IN ADVANCE. 
Bap Subscriptions not discontinued are considered 
renewed. 
Sample copies, postpaid, - Io cents, 
Yearly subscription, postpaid, . . . .. . $1. 
One volume (three years), postpaid, . . . $3. 
Yearly, printed on one side of thin paper (for 
pasting the titles of the bibliographical record 
on title-slips), postpaid, : : $1. 
One volume, printed on one side of thine paper, 
postpaid, : : : $3. 
One volume (satiety ane one eoiasie on one 
side of thin paper, postpaid, . A 5 . $s. 
Twenty-five extra copies without change of 
form, to the author of any leading article, zf o7- 
dered at the time of sending copy, Free. 
Author's extras over twenty-five in number, 
under above-mentioned conditions, each, 2c. 
Separates, with changes of form—actual cost 
of such changes in addition to above rates. 
Bar Scientific publications desired in exchange. 
ADVERTISING RATES, ETC. 
TERMS CASH—STRICTLY IN ADVANCE, 
Iz = Only thoroughly respectable advertisements 
will be allowed in PSYCHE, and the advertising pages 
will be numbered consecutively with those of reading 
matter and indexed at the end of the volume. The 
editors reserve the right to reject advertisements, 
Subscribers to PSYCHE can advertise insects for 
exchange or desired for study, ot for cash, free, at 
the discretion of the editors. 
Regular style of advertisements plain, at the fol- 
lowing rates :— 
Outside Inside 
Page. Pages. 
Per line, first insertion, fo.10 $0.08 
Eighth of page, firstinsertion, . . . .75 .60 
Quarter ¥ # 4 eeees I.00 
Half ¥ be Soo) Sa ee 
One se c te 2 4.007 *3:50 
Each subsequent insertion one-half the above rates. 
Address EDITORS OF PSYCHE, 
Cambridge, Mass., U.S. A. 
Subscriptions also received in Europe by 
R. FRIEDLANDER & SOHN, 
Carlstrasse 11, Berlin, N. W. 
ENTOMOLOGISTS’ MATERIALS FOR 
SALE. 
Klaeger’s best Insect-pins, 36 mm. long, no. 00-5; 
39 mm. long, no. 00-7, Per 1000: no. 2-6, $1.10; oth- 
ers, $1.20. Per 5000, $5.00 and $5.50. Other sorts 
on hand or to order. Pins sold at these rates only 
in packages of 500; smaller lots, 20 cts. per 100; sam- 
ples, 6 cts. 
Double boxes, for storing, 10X25 X35 cm., 45 cts. 
Light mailing boxes, 17 X 22 cm., and half and quar- 
ter size, Io, 8, 6 cts. 
Blank labels, red-bordered, 22X14 mm., 35 cts. 
per 1000; 27X12mm., 45 cts. per 1000. Aset of 100 
generic and 586 specific labels, printed on above 
blanks, for United States and Canadian butterflies, 
complete to 1876, $1.00. Twelve sheets of printed 
labels, containing the names of the North American 
States and Territories, of months, and signs for sexes, 
2 cts. a sheet, and 2 cts. postage. 
Transportation on pins and labels, prepaid; on 
other goods extra. 
B: PICKMAN MANN, Cambridge, Mass. 
EARLY STAGES OF BUTTERFLIES 
WANTED. 
The undersigned desires to obtain, by exchange 
or otherwise, from all parts of the world, eggs, cater- 
pillars and chrysalids of Diurnal Lepidoptera. Dried 
specimens are preferred, especially of caterpillars, 
which should be prepared by inflation. Correspon- 
dence is invited with persons engaged in the study 
of the early stages of butterflies. 
S. H. SCUDDER, 
Cambridge, Mass. 
BACK NUMEROS OF PSYCHE. 
Copies of the following numeros of PSYCHE will 
be sold separately. Price: 2 copies for 15 cts.; 4 
copies for 20 cts. Nos. 2, 4, 5, 8, 12, 14, 20, 21, 25, 
26, 27, 29, 39, 31, 37, 38, 39-49, 47-48, 51-52, 55-56, 60, ” 
61-62 (no plate), 64, 65-68. Any two of the above 
will be exchanged for any one of the following: Nos. 
I, 6, 9, 10, 16, 18, 28, 41-42, 43-44, 49-50, 53-54, 58, 63. 
No. 32 (index to vol. 1), 30 cts. 
[Index to Vol. 2 not yet published.) 
Address: EDITORS OF PSYCHE, 
Cambridge, Mass. 
