Chromonica - Harmonica - Larry Adler Junior Model - Spares / Repairs

Blowing air through it a noise is produced however no idea if it is in key or the correct notes. The top bottom covered are off of it. There is a small push lever which I think is used to change the ‘key’ note of being used.

It has corrosion / marks Etc. See photos. This is being sold as seen for spares repairs. R1

Please look at photos as these form part of the description and help show condition