The Washington Post Company
1947–19??
Template:Missing former logo
19??–19??
Template:Missing former logo
19??–19??
Template:Missing former logo
19??–19??
Template:Missing former logo
19??–200?
Template:Missing former logo
200?–2010
2010–2013
Graham Holdings Company
2013–present
Graham Holdings Company
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The Slate Group: Foreign Policy | Megaphone | Slate Kaplan: Manufacturing: Framebridge Restaurants: Graham Media Group: Defunct/dissolved: |