Icons

Adam Whitcroft

http://adamwhitcroft.com/batch/
https://twitter.com/adamwhitcroft

Kite

Karen Blaha

https://www.flickr.com/photos/vironevaeh/3985783648
https://creativecommons.org/licenses/by-sa/2.0/

Telescope

Alex Brown

https://www.flickr.com/photos/alexbrn/4510724829
https://creativecommons.org/licenses/by/2.0/

Typewritter

Dennis Skley

https://www.flickr.com/photos/dskley/15743483265
https://creativecommons.org/licenses/by-nd/2.0/