22 
SERVICE AND REGULATORY ANNOUNCEMENTS 
European corn borer — Continued. 
domestic — continued. Year and page 
notice of quarantine no. 36, effective October 1, 1918. (Superseded by 
quarantine no. 43) 1918-92 
instructions to postmasters 1919-34 
notice of quarantine no. 43, effective March 29, 1920. (Supersedes 
quarantine no. 36) 1920-20 
instructions to postmasters 1920—44 
press notice 1920-24 
amendment no. 1, effective May 8, 1920 1920-96 
press notice _ 1920-96 
amendment no. 2, effective August 23, 1920 1920-141 
amendment no. 3, effective September 28. 1920 1920-141 
amendment no. 4, effective October 23, 1920 1920-142 
amendment no. 5, effective November 23, 1920 1920-143 
amendment no. 6, effective January 15, 1921 1921-57 
press notice 1921-58 
reference to 1921-6 
revised, effective November 15. 1921 1921-142 
instructions to postmasters 1922-91 
press notice 1921-146 
revised (second revision), effective May 1, 1922 1922-72 
instructions to postmasters 1922-133 
press notice 1922-76 
amendment no. 1, to quarantine, effective November 16, 1922 1922-119 
instructions to postmasters 1922-133 
amendment no. 1, to regulations, effective July 28, 1922 1922-118 
instructions to postmasters 1922-132 
amendment no. 2, to regulations, effective September 2, 1922__ 1922-118 
instructions to postmasters 1922-132 
amendment no. 3, to regulations, effective November 16, 1922_ 1922-119 
instructions to postmasters 1922-133 
amendment no. 4, to regulations, effective April 1, 1923 1923-26 
instructions to postmasters 1923-90 
press notice 1923-27 
amendment no. 5, to regulations, effective October 1, 1923 1923-107 
instructions to postmasters 1923-152 
press notice 1923-108 
revised (third revision), effective May 1, 1924 1924-52 
instructions to postmasters 1924-57; 1925-2 
press notice 1924-56 
amendment no. 1, effective December 15, 1924 1924-121 
instructions to postmasters 1924-123 
press notice 1924-121 
to common carriers 1925—1 
amendment no. 2, effective January 16, 1926 1926-12 
instructions to postmasters 1926-14 
press notice 1926-11 
to common carriers 1926-14 
to general public 1926-15 
amendment no. 3, effective August 4, 1926 1926-68 
instructions to postmasters 1926-70 
. press notice 1926-69 
to common carriers 1926-69 
to general public 1926-70 
revised (fourth revision), effective November 23, 1926 1926-107 
instructions to postmasters 1927-22 
press notice 1926-111 
to common carriers 1926-112 
to general public 1926-113 
revised (fifth revision), effective March 1, 1927 1927-25 
instructions to postmasters 1927-31 
press notice 1927-25 
to common carriers 1927-30 
to general public 1927-31 
amendment no. 1, effective September 1, 1927 1927-99 
press notice 1927-99 
to common carriers 1927-101 
to general public 1927-101 
revised (sixth revision), effective January 1, 1928 1927-135 
instructions to postmasters 1928-15 
press notice 1927-133 
to common carriers 1927-134 
to general public 1927-141 
amendment no. 1, effective June 1, 1928 1928-29 
instructions to postmasters 1928-32 
press notice 1928-29 
to common carriers 1928-32 
to general public 1928-32 
amendment no. 2, effective August 7, 1928. (Supersedes 
amendment no. 1.) 1928-69 
instructions to postmasters 1928-73 
press notice 1928-69 
to common carriers 1928—72 
to general public 1928-73 
amended no. 3, effective March 1, 1929. (Supersedes amend- 
ments no. 1 and no. 2) 1929-25 
press notice 1929-24 
to common carriers 1929-28 
to general public 1929-29 
