apple-history.com / iMac (Mid 2011)
iMac "Core i3" 3.1 21.5" (Late 2011) Specs (Late 2011 (Edu), MC978LL/A, iMac12,1, A1311, 2496): EveryMac.com
iMac (21.5-inch, Mid 2011) - Technical Specifications
Apple iMac MC812B/A (2011) Review | Trusted Reviews
New 2011 Apple iMac Unboxing and Startup: 21.5" Model - YouTube
Apple iMac 21.5” Mid 2011 - 2.8Ghz i7 - 12GB - 2TB!!! - High Sierra 10.13.6 | eBay
Apple iMac 21.5″ Intel i3 (Late 2011) | Dynemac
Internal SSD DIY Kit for Apple 21.5-Inch iMac 2011
Apple iMac 21.5″ Late 2011 Core i3 3.1GHz 8GB 250GB DVD-RW WiFi macOS 10.13 High Sierra – Refresh Computers Online Marketplace
iMac 21.5″ Late 2009 to Mid 2011 – Apple Rescue of Denver
Apple iMac (spring 2011) review | Engadget
Apple iMac 21.5" desktop computer All-in-one A1311 Mid 2011 i5 2.5GHZ 8GB 500GB 788619252453 | eBay
Used: IMac 21.5-inch Mid 2011 2.5 GHz 8 GB 500 GB | Mac-Ave
Apple iMac 21.5-inch | Extended Warranties & Free Shipping
SOLD - Mid 2011 iMac 21.5" - $495 - Denver Mac Repair
iMac 21.5-inch (Mid-2011) Core i5 2.5GHz - HDD 500 GB - 8GB | Back Market
Looking to connect a mid 2011 iMac to an external monitor, these are my connections available. What are my options? : r/applehelp
Apple iMac A1311 21.5" AiO Computer i5-2400S (Mid-2011) -
Apple iMac 2.8Ghz i7-2600S 21.5-Inch (Mid-2011) – MSU Surplus Store
