There is a total of 31002 clues beginning with in
- Initials in TV
- Initials in U N
- Initials in Vietnam
- Initials in want ads
- Initials in weather reports
- Initials indicating a sellout
- Initials indicating urgency
- Initials linked to DDE
- Initials linked to Watson and Crick
- Initials may be carved in it
- Initials may be carved into it
- Initials meaning "alias"
- Initials meaning "Butt out!"
- Initials meaning "I've heard enough"
- Initials meaning "Now!"
- Initials of 1860–61
- Initials of "Man and Superman" author
- Initials of "Prince Otto" author
- Initials of '30's
- Initials of '30s
- Initials of '48
- Initials of '52 and '56
- Initials of 1860
- Initials of 1860
- Initials of 1861
- Initials of 1861–65
- Initials of 1917
- Initials of 1930's
- Initials of 1930's
- Initials of 1933
- Initials of 1933
- Initials of 1934
- Initials of 1935
- Initials of 1941
- Initials of 1942
- Initials of 1943
- Initials of 1944
- Initials of 1944–45
- Initials of 1945
- Initials of 29 Across
- Initials of 800 AD
- Initials of a British decoration
- Initials of a British honor
- Initials of a British order
- Initials of a candidate
- Initials of a certain acid
- Initials of a country
- Initials of a crack team?
- Initials of a famed novel
- Initials of a famous American essayist
- Initials of a famous cat lover
- Initials of a famous poet
- Initials of a fraternity
- Initials of a golf tournament
- Initials of a great inventor
- Initials of a humane society
- Initials of a humanitarian society
- Initials of a labor union
- Initials of a news service
- Initials of a No1 and others
- Initials of a noted "Wizard"
- Initials of a noted Wizard
- Initials of a pro basketball team
- Initials of a relief society
- Initials of a Shakespeare title
- Initials of a Southern hero
- Initials of a staff member
- Initials of a US poet
- Initials of affection
- Initials of Amy's creator
- Initials of an alliance
- Initials of April
- Initials of archaeologist Samuel Noah Kramer
- Initials of author of "Idiot's Delight”
- Initials of British decoration
- Initials of British honor
- Initials of British order
- Initials of C I C
- Initials of Dr Jekyll's creator
- Initials of Equity
- Initials of failure
- Initials of fairy-tale author
- Initials of famous American-English poet
- Initials of famous general
- Initials of fashion
- Initials of football's Mustangs
- Initials of interest?
- Initials of January, 1942, organization
- Initials of Jekyll's creator
- Initials of JFK
- Initials of Jim Hawkins's creator
- Initials of Latin-American group
- Initials of lend-lease administrator
- Initials of Mr Hyde's creator
- Initials of NATO headquarters
- Initials of Nobel Peace Prize winner, 1906
- Initials of obligation
- Initials of obligation
- Initials of post-war program
- Initials of radio group