The document lists various websites used as sources for images related to pacemakers, health symbols, medical equipment, vehicles including ATVs and motorcycles, and old electronics including radios.

5. Pacemaker

13. Websites we used are:
 http://us.123rf.com/400wm/400/400/rtimages/rtimages1110/rtimages111000041/10832448-photo-of-the-number-2012-in-old-metal-letterpress-
isolated-on-a-white-background.jpg
 http://www.123rf.com/photo_11484843_happy-new-year-and-green-world-leaf-on-open-book.html
 http://www.lossiantiik.ee/2010/k10-04-03-18.jpg
 http://1.bp.blogspot.com/-czQJzxKqeas/TYLs2spic1I/AAAAAAAAAUg/XrzR6JAAJa4/s1600/HealthSYmbol1.bmp
 http://3.bp.blogspot.com/-AHfg88A2Dok/T1883BnAWrI/AAAAAAAAEmg/hPrdiwtyA_8/s400/Health+Care+4.jpg
 http://www.iaff1286.com/health-wellness-articles-apple-image.jpg
 http://www.adornequip.co.uk/legs1.jpg
 http://www.odec.ca/projects/2007/torr7m2/images/pacemaker.gif
 http://www.fakhryhospital.com/New%20Folder/Rad/P8115390-1.JPG
 http://i01.i.aliimg.com/photo/v0/350887765/Mannequin_wooden_arm.jpg
 http://mrimetaldetector.com/blog/wp-content/uploads/2010/02/pacemaker.jpg
 http://www.wired.com/images/article/full/2007/10/pacemaker_250x.jpg
 http://mapleelectronics.ca/images/misc/elect.jpg
 http://mapleelectronics.ca/images/misc/elect.jpg
 http://strumors.automobilemag.com/files/2011/11/2013-Cadillac-XTS-Dashboard-view-623x389.jpg
 http://www.atvworldmag.com/public/images/stories/june2010/Commander.jpg
 http://www.atvworldmag.com/public/images/stories/june2010/Outlander800_2.jpg
 http://dayerses.com/data_images/posts/can-am-spyder/can-am-spyder-03.jpg
 http://4.bp.blogspot.com/-FMvDQKJs9l4/TsULGfV7mNI/AAAAAAAAA0Y/Z5aIcSMi_sE/s1600/r527f_no_electronics__35693.jpg
 http://1.bp.blogspot.com/__i3unaNKmWE/THgSLfJxUbI/AAAAAAAAA84/LTMW4nLAnic/s1600/Marconi.jpg
 http://draculcollectibles.com/images/old-radio.jpg
 http://draculcollectibles.com/images/old-radio.jpg
 http://www.ptemplates.com/demos/ccv5/images/source/stero1.jpg