# Thumb 1 Thumb 2 Form Number Division Title Where Used EKU LKU Notes Revision Actions
381 3439 Sent to PM when PM has not collected customs on item admitted by custom's officer (see 3437)
382 3441 Form sent with 3511 which warns destination site of need to take care of a number of items
383 3500 Postal Laws and Regulations pertaining to the second class of mail matter a 54 page pamphlet published in 1907 -- copy in USPS Library
384 3500 Application for periodical mailing privileges
385 3501 Application for entry of domestic publication to second class of mailmatter, under Act of March 3, 1879 1957 Forms Book ASW
386 3501a Application to agent for admission of a foreign publication to the U.S. Mail at the second-class rates of postage Jan 1955 1957 Forms Book ASW
387 3501b Application for admission of publication to second class mail matter under Act of July 16, 1895, or June 6, 1900
388 3501c Application for Registry as a news agent
389 3503 Temporary permit to mail matter as second-class
390 3503a Follow sheet to 3503