The Koch Brothers Are Sitting on a Real Estate Empire Worth Hundreds of Millions - WSJ
Fred Koch house, at the site of the Civil War Battle of Atlanta, Atlanta, Georgia, photo taken in the 1940s - Atlanta Journal-Constitution Photographs - Georgia State University Library Digital Collections
Take a Look at Bill Koch's $100 Million Aspen Compound - Mountain Living
What's the Big Deal: David Koch estate sells Aspen homes for $23 million and $12 million to Lauder family | AspenTimes.com
David Koch's Real Estate in NYC, the Hamptons, Aspen, and Palm Beach
Bill Koch's House In Cape Cod Is Listed For $15 Million After He Purchased Rachel 'Bunny' Mellon's Nearby Estate (PHOTOS) | HuffPost Life
Fred Koch Is The Oldest Of The Four Koch Brothers – He Spent His Life Avoiding Family Business And Politics Is Dead At 86 | Celebrity Net Worth
David Koch's Real Estate in NYC, the Hamptons, Aspen, and Palm Beach
David Koch's Real Estate in NYC, the Hamptons, Aspen, and Palm Beach
Bill Koch's House In Cape Cod Is Listed For $15 Million After He Purchased Rachel 'Bunny' Mellon's Nearby Estate (PHOTOS) | HuffPost Life
The Koch Brothers Are Sitting on a Real Estate Empire Worth Hundreds of Millions - WSJ
NYC's richest woman has turned into a hermit in the Hamptons
Ex-Wife of Billionaire Bill Koch Sells West Palm Beach Home
How to Live Like a Koch Brother for Only $80 Million | Vanity Fair
Charles Koch's House in Wichita, KS (#2) - Virtual Globetrotting
The Koch Brothers Are Sitting on a Real Estate Empire Worth Hundreds of Millions - WSJ
Koch House • Jean Liu Design
Billionaire Koch Brother Lists Aspen Mansion For $90 Million | Business Insider India
Take a Look at Bill Koch's $100 Million Aspen Compound - Mountain Living
NYC's richest woman has turned into a hermit in the Hamptons
Bill Koch's House (Former) in Palm Beach, FL (Google Maps)
Calvin A. and Alta Koch Campbell House - Wikipedia
