INDEX 
9 
Circulars, H. B.'s, P. Q. C. A.'s, B. P. Q.'s, and B. E. P. Q.'s— Continued. Year and 
H. B. 135, April 11, 1921. Uncertified imported cotton waste, and burlap or other fabric which 
has been used, or of the kinds ordinarily used, for wrapping cotton must be held pending the 
securing of required certificate or must be disinfected as condition of release (obsolete) 1921-84 
H. B. 136, May 4, 1921. Quarantine 37 to be strictly enforced as to plants brought by travelers 
or others 1921-55 
revised April 15, 1927. Title: Emergency permits for entry of plants and plant products 
brousht by travelers or others * 1927-86 
H. B. 137, Mav 4, 1921. Reasons for rejection of miscellaneous plant importations (obsolete), 1921-56 
H. B. 138, Mav 16, 1921. Special permits for the year 1921-1922. (July 1, 1921, to June 30, 
1922) (obsolete) Not in S. R. A. 
H. B. 139, June 14, 1921. A violation of quarantine No. 37 (obsolete) 1921-57 
H. B. 140, June 22, 1921. Control status of the gypsy moth in the United States. Washington 
conference (obsolete) 1921-61 
H. B . 141 , January 1, 1922. Mail entry of imports under regulation 14, quarantine 37, hereafter 
permitted (obsolete) 1921-172 
revised May 11, 1923. Title: Restrictions on importations through the mails of plants 
and seeds 1923-78 
revised February 11, 1925 1925-15 
H. B. 142, January 3, 1922. Release of cotton samples after fumigation (obsolete) 1922-68 
H. B. 143, February 15, 1922. A quarantine bugaboo laid to rest (obsolete) 1922-23 
H. B. 144, February 27, 1922. Importation under regulation 2, quarantine 37, of "plant prod- 
ucts" in a live sta'te, other than the classes specifically enumerated, are subject to restriction 
(obsolete) 1922-25 
H. B. 145, March 1, 1922. Is quarantine 37 a plant embargo? 1922-26 
H. B. 146, March 1, 1922. Licensees authorized to purchase and use, traffic in, or store im- 
ported cotton, revised to March 1, 1922 (obsolete) Not in S. R. A. 
H. B. 147. April 13, 1922. Shipment of Mexican citrus fruit in bond through the United 
States. (Superseded bv P. Q. C. A. 305) 1922-94 
supplement No. 1, July 21, 1922 1922-129 
supplement No. 2. October 17, 1922 (supersedes supplement No. 1) Not in S. R. A. 
supplement No. 3, November 15, 1923 (supersedes supplement No. 2) 1923-168 
revised February 1. 1926 1926-19 
H. B. 148, April 21, 1922. Blister rust quarantine violations— policy of the Department 
(obsolete) 1922-69 
H. B. 149, May 12, 1922. Violation of plant quarantine No. 37 (obsolete).. 1922-29 
H. B. 150, Mav 12, 1922. Brief notes on pests intercepted on foreign plants offered for entry 
(obsolete) 1922-29 
H. B. 151, May 15, 1922. European restrictions on the entrv of plants from America. (Su- 
perseded by H. B. 160, P. Q. C. A.'s 301, 302, 303, 315) 1922-36 
H. B. 152, June 30, 1922. Record of the endorsement of quarantine 37 (obsolete) Not in S. R. A. 
H. B. 153, July 22, 1922. The selective features of quarantine 37 (obsolete).. 1922-103 
H. B. 154, July 22, 1922. List of circulars explanatory of quarantine 37 (obsolete)... 1922-106 
H. B. 155, July 21, 1922. Reinstatement of Peter Hopman & Sons (obsolete) 1922-107 
H. B. 156, July 26, 1922. Issuance of permits under regulation 3, quarantine 37 (obsolete) .. 1922-107 
H. B. 157, August 9, 1922. Rose stocks for propagating purposes (obsolete) 1922-107 
H.B. 158, August 11, 1922. Importation of stocks of Rhododendron, Azalea, and Japanese 
maple (obsolete) 1922-108 
H.B. 159, November 24, 1922. Samples of raw or unmanufactured cotton may be imported 
by parcel post when addressed to the Federal Horticultural Board, United States Depart- 
ment of Agriculture. (Superseded H. B. 26; obsolete) 1922-130 
revised December 31, 1923 1923-140 
H. B. 160, January 8, 1923. Conditions which must be met in plant exports to England and 
Wales. (Superseded H. B. 151 in part; supplemented by P. Q. C. A. 296; superseded by 
P. Q. C. A. 327) 1923-46 
H. B. 101, February 6, 1923. Directions for the disinfection of broomcorn. (Superseded by 
P. Q. C. A. 309, B. E. P. Q. 474).. 1923-28 
revised November 26, 1923.. : 1923-155 
H. B. 162, February 15, 1923. Federal Plant Quarantine Act— purpose and field covered 
(obsolete) 1923-48 
revised March 1, 1926. Title: Federal Plant Quarantine Act of August 20, 1912 — 
purpose and powers of the Act 1926-22 
H. B. 163, February 23, 1923. Mill use of fumigated cotton substantially without risk (ob- 
solete) 1923-37 
H. B. 164, March 1, 1923. Hydrocyanic-acid gas fumigation of cotton and cotton wrappings 
as condition of entry. (Superseded H. B. 42) 1923-37 
H. B. 165, March 31, 1923. Personal liability agreement to replace bond, quarantine 37 (ob- 
solete). 1923-17 
H. B. 166, April 11, 1923. Personal liability agreement replaces bond. Discussion of circular 
H. B. 105, revised (obsolete). Not in S. R. A. 
H. B. 167, April 11, 1923. Control of movement of nursery stock under Japanese beetle quar- 
antine. (Superseded by H. B. 178) 1923-S3 
H. B. 168, May 10, 1923. Except as to Boston, entry of broomcorn restricted to the months 
of November to March, inclusive (obsolete) 1923-S6 
H. B. 169, July 17, 1923. Restrictions on entrv of plants into the Irish Free State. (Super- 
seded by P. O. C. A. 327) 1923-121 
H. B. 170, October 30, 1923. Permittees warned against importation of overripe or damaged 
lemons. Similar warning as to other fruits and as to vegetables 1923-158 
H. B. 171, November 20, 1923. Fruits and vegetables permitted entrv under quarantine 56 
(obsolete) 1923-158 
revised November 17, 1924... Not in S. R. A. 
revised June 6, 1925 1925-44 
H. B. 172, November 22, 1923. Broomcorn must be adequately baled (obsolete) 1923-154 
H. B. 173, December 28, 1923. Warning against the inclusion of bulbs the entry of which is 
not provided for under regulation 3 of quarantine 37, in shipments of bulbs under that 
regulation (obsolete) 1923-144 
H. B. 174, December 28, 1923. Conditions governing inspection and certification of nursery 
stock for interstate movement under regulation 7, as amended] quarantine No. 45, on ac- 
count of the gypsy moth and brcnn-tail moth. (Supplemented by H. B.'s 179, 182; super- 
seded by P. Q. O. A. 334) 1923-144 
