In L.A. Noire for the PS3 and Xbox 360, there are thirteen newspapers to be found for the 100% completion achievement.
Here are the thirteen newspapers, and where you can find them.
Note that most are case specific locations, and you may not be able to go back to some locations to retrieve them if you missed them.
Newspaper 1 – Shrink Says “The Mind Is The Final Frontier”
Patrol Desk, “Upon Reflection” Case
In the alley on your first crime as a beat cop, you’ll see some crates on the right wall and the newspaper is sitting on the crates
Newspaper 2 – Alienist Fontaine, Provides Help To Troubled Vets
Traffic Desk, “The Driver’s Seat” Case
In the Black’s house, newspaper is on the table in the dining room
Newspaper 3 – Shrink to the Stars, Promises Mental Breakthrough
Traffic Desk, “A Marriage Made In Heaven” Case
Inside of Ray’s Cafe, the newspaper is on the bar right in front of the bartender
Newspaper 4 – Dope Floods Streets, Cops Chase War Surplus Contraband
Traffic Desk, “The Fallen Idol” Case
At Silver Screen Props, look in the alley and you’ll see the newspaper is sitting on a workbench
Newspaper 5 – Family Burnt to Death, Cops Say House Fire Deaths Are Suspicious
Homicide Desk, “The Red Lipstick Murder” Case
Inside of the Henry Residence, look on the floor right as you enter the house
Newspaper 6 – Missing Morphine, Cops Say Goons Fighting Dope War
Homicide Desk, “The White Shoe Slaying” Case
At the Hobo Camp, you’ll find the newspaper inside of Stuart Ackerman’s shack
Newspaper 7 – Mickey Cohen, Heir Apparent To Bugsy Siegel
Vice Desk, “The Black Caesar” Case
Inside the Ramez Removals Warehouse, look for the newspaper on the desk on the wall
Newspaper 8 – Alienist Fontaine, Working Selflessly To Help The Infirm
Vice Desk, “The Set-Up” Case
Inside the American Legion Stadium, look for the newspaper on the training table
Newspaper 9 – LAPD Vice Scandal, Could Go All The Way To The Top
Vice Desk, “Manifest Destiny” Case
Outside of Haskell’s Finest Men’s Wear, located on the ground in the alley where the shootings happened
Newspaper 10 – Housing Development Burns, Ex-Servicemen Irate as GI Houses Razed
Arson Desk, “A Walk In Elysian Fields” Case
At the burned down house of Morelli, you’ll find the newspaper on the right side near the fence in the corner
Newspaper 11 – Suburban Redevelopment, Fund Promises 10,000 New Homes
Arson Desk, “A Polite Invitation” Case
Inside Leland Monroe’s mansion, you’ll find the newspaper in Leland’s office on the desk
Newspaper 12 – Crusade Against Corruption, Peterson Pledges To Clean Up LAPD
Arson Desk, “A Different Kind Of War” Case
Inside the Rapid Exterminators building, on the desk at the entrance
Newspaper 13 – The Face Of Progress, Says Mayor Of Developers Leland Monroe
Arson Desk, “A Different Kind Of War” Case
In Dr. Fontaine’s Surgery center, you’ll find the newspaper on Fontaine’s desk