iMac Intel 20" EMC 2133 and 2210 Hard Drive Replacement - iFixit Repair Guide
20" Inch IMAC Hard Drive Replacement (Mid 2007) (SSD Upgrade + OS 10.11 Clean Install) - YouTube
SSD For iMac 21.5-Inch (Late 2013 - 2019) - Macfixit Australia
How to Upgrade iMac Hard Drive (2007, 2008, 2009): EveryMac.com
1TB 7mm 3.5" SATA 2 SSD FOR IMAC (2001-2002-2003-2005-2006-2007-2008-2009 ) on eBid United States | 216958904
A-Tech for Apple 1GB DDR2 667MHz PC2-5300 200-pin SODIMM for MacBook, MacBook Pro, iMac, Mac Mini - (Early/Mid/Late 2006, Mid/Late 2007, Early 2008, Early 2009) - Memory RAM Module at Amazon.com
Installing a SSD drive into a mid-2007 iMac | mages' blog
Installing a SSD drive into a mid-2007 iMac | mages' blog