Starter Guide:
http://www.minecraftforum.net/viewtopic.php?f=35&t=19065

Information/Crafting:
http://minecraftwiki.net/wiki/Main_Page
http://www.echidnatribe.org/Minecraft/crafting.php

Skins and Textures:
http://www.worldofminecraft.com/Texture_Packs
http://skins.tkte.ch/
http://www.minecraftforum.net/viewtopic.php?f=25&t=12352

Great textures to use:
http://www.minecraftforum.net/viewtopic.php?f=25&t=25676&hilit=doku
http://painterlypack.net/

MineEdit:
http://www.minecraftforum.net/viewtopic.php?t=14733

Cartograph:
http://www.minecraftforum.net/viewtopic.php?f=25&t=13134

Tutorial images:
http://www.mediafire.com/?bnt6pcu58ianavx