Wheel_on_“Peggy,”_a_Lima_Shay_Geared_Steam_Locomotive_(SN_2172)
Steven Fine
CC-BY-SA 4.0
3Com_OfficeConnect_ADSL_Wireless_11g_Firewall_Router_2012-10-28-0866
Slick
CC0 1.0
Data
JohnsonGoh
Backlit keyboard
Colin
CC BY-SA 4.0
Clock gears
Przemek Pietrak
CC BY-SA 3.0
Wikimedia_Foundation_Servers-8055_13
Victorgrigas
Wikimedia Hackathon 2013, Amsterdam
Sebastiaan ter Burg
CC BY 2.0
Code
James Osborne
Public Domain
Wires_and_cables_(Unsplash)
Randall Bruder
CC0