private static ItemStack findBlock() {
        Block[] blocks = new Block[] {
            Computronics.tapeReader,
            Computronics.camera,
            Computronics.ironNote,
            Computronics.chatBox,
            Computronics.cipher,
            Computronics.radar,
            Computronics.colorfulLamp,
            Computronics.cipher_advanced,
            Computronics.nc_eepromreader };
        for(int i = 0; i < blocks.length; i++) {
            if(blocks[i] != null){
                return new ItemStack(blocks[i]);
            }
        }
        return null;
    }