File list (Check if you may need any files):
DHT
...\dht.cpp
...\dht.h
LCD_DHT22_Speaker
.................\LCD_DHT22_Speaker.ino
LiquidCrystal
.............\examples
.............\........\Autoscroll
.............\........\..........\Autoscroll.ino
.............\........\Blink
.............\........\.....\Blink.ino
.............\........\Cursor
.............\........\......\Cursor.ino
.............\........\CustomCharacter
.............\........\...............\CustomCharacter.ino
.............\........\Display
.............\........\.......\Display.ino
.............\........\HelloWorld
.............\........\..........\HelloWorld.ino
.............\........\Scroll
.............\........\......\Scroll.ino
.............\........\SerialDisplay
.............\........\.............\SerialDisplay.ino
.............\........\setCursor
.............\........\.........\setCursor.ino
.............\........\TextDirection
.............\........\.............\TextDirection.ino
.............\keywords.txt
.............\LiquidCrystal.cpp
.............\LiquidCrystal.h
Pitch
.....\pitches.h