1. Willem de Zwart (1862-1931) – Carriages Waiting (Unknown Year).  Licensed under Public domain via Wikimedia Commons.  The official position taken by the Wikimedia Foundation is that “faithful reproductions of two-dimensional public domain works of art are public domain“. http://commons.wikimedia.org/wiki/File:Willem_de_Zwart_(1862-1931)_-_Carriages_Waiting_(Unknown).jpg#mediaviewer/File:Willem_de_Zwart_(1862-1931)_-_Carriages_Waiting_(Unknown).jpg

2. Old style Hermes typewriter with jammed typebars.  http://www.google.com/search?q=google+image&client=safari&rls=en&source=lnms&tbm=isch&sa=X&ei=9df7U4jSL_bJsQS1yYDoBA&ved=0CAgQ_AUoAQ&biw=1024&bih=882#q=typewriter+carriage+Hermes&rls=en&tbm=isch&facrc=_&imgdii=_&imgrc=_XPWsVyNY_IVvM%253A%3BXIUGlzlgJ9VFpM%3Bhttp%253A%252F%252Fwpcontent.answcdn.com%252Fwikipedia%252Fcommons%252Fthumb%252F7%252F75%252FTypewriterHermes.jpg%252F250px-TypewriterHermes.jpg%3Bhttp%253A%252F%252Fwww.answers.com%252Ftopic%252Ftypewriter%3B250%3B188

3. Treno regionale Trenord a Tortona.  By Ale Sasso (Own work). 24 June 2012, 14:52:27.  [CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons.   http://commons.wikimedia.org/wiki/File%3ATreno_regionale_Trenord.JPG

4. Enter.png.  The return key is on the left and circled in red, and has the carriage return symbol ↵ printed on it. The enter key is on the right and circled in green, and has the word “Enter” printed on it.  This work has been released into the public domain by its author, easyas12c. This applies worldwide.   http://commons.wikimedia.org/wiki/File:Enter.png

5.  Erfurt, Augustinerstraße 38, Gebäude der Allgemeinen Ortskrankenkasse (AOK), Relief von Hans Walther an der rechten Seite des Haupteingangs, Detail: Mutter mit Kinderwagen.  Photograph: Andreas Praefcke (own work).  Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.   http://commons.wikimedia.org/wiki/File:Erfurt_AOK_Skulpturen_rechts_Kinderwagen_Hans_Walther_1930.jpg