LTRS

Crossword fillers (abbr.)

• A, B and C, briefly

• A, B and C: Abbr.

• Alphabet components: Abbr.

• Alphabet: Abbr.

• Books contain lots of these: abbr.

• Books contain many of these: abbr.

• Brief missives?

• Contents of many files: Abbr.

• Corp. communications

• Crossword fodder: Abbr.

• Env. inserts

• G.P.O. items

• Items in a P.O. box

• Items in mailboxes: Abbr.

• Mail: Abbr.

• Mailbox items: Abbr.

• Monogram pts.

• Most grades: abbr.

• Office corr., sometimes

• P and L, e.g.: Abbr.

• P.O. box filler

• P.O. box items

• P.O. box stuffers

• P.O. boxful

• P.O. deliveries

• P.O. pieces

• P.O. pile

• P.O. sackful

• Pers. correspondence

• PO box contents

• POB contents

• POB fillers

• Posts: Abbr.

• Serious dating, in personal ads

• Sr. varsity athletes get them

• There are 185 in this puzzle: Abbr.

• This puz. has 373

• U.S.P.S. cargo: Abbr.

• U.S.P.S. deliveries

• USPS items

• USPS pieces

• Vanna's concerns: abbr.

• Varsity athletes get them

• Wd. components

• Wd. parts

• What P.O.'s handle