Sources:

Hk416 A5: 01.08.14
http://www.heckler-koch.com/uploads/tx_z7productshk/HK416A5_11_RAL_re.png

HK417: 01.08.14
http://az321826.vo.msecnd.net/6296bc8112c245309be1258f3a08eb6a/Images/Products5339-1200x800-106477.jpg

HkP7: 31.07.14
http://www.rockislandauction.com/photos/59/p_standard/ZBU11-S-F1-H.jpg

HK P9: 31.07.14
http://www.imfdb.org/images/thumb/6/67/Hk-p9s-1.jpg/400px-Hk-p9s-1.jpg

Hk33: 31.07.14
http://dc-database.com/images/weap/fa_ar_hk33_4.jpg

HK Logo: 31.07.14
http://upload.wikimedia.org/wikipedia/de/thumb/d/d6/HK_Logo.svg/185px-HK_Logo.svg.png


L85a2: 30.07.14
http://www.twwiki.com/uploads/wiki/1a/58/513564_0.jpg

Heckler & Koch VP70: 30.07.14
http://www.imfdb.org/images/thumb/6/65/VP70.jpg/400px-VP70.jpg

HK p4: 30.07.14
http://world.guns.ru/userfiles/images/handguns/germany/hg146/1287725585.jpg

HK G3: 24.07.14
http://www.crymod.com/uploads/mediapool/G3A3/g3a3_06.jpg