Wavespeaker's Star Chart

Wavespeaker's Star Chart is looted from the following chests in Stormsong Valley:
 * Forgotten Chest
 * Frosty Treasure
 * Hidden Scholar's Chest
 * Old Ironbound Chest
 * Small Treasure Chest
 * Smuggler's Stash
 * Sunken Strongbox
 * Venture Co. Supply Chest
 * Weathered Treasure Chest