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Chris uses M.Hohner 'Marine Band' harmonicas
yes
by touching them
hold it to your lips and blow. this applies to many things other than harmonicas as well.
Harmonicas make sound when you blow air which vibrates through the holes and makes different sounds depending on the hole.
no he did not
harmonicas
Harmonicas can be made in any key, yes - though finding one in more than a few basic keys in most music shops would be a challenge.
The beatles used drumms, guitars and harmonicas.
The anagram of maraschino (prepared cherry) is harmonicas.
The band Hoehner plays marching music, military music using harmonicas. Hoehner harmonicas are Made in Germany. Accordions are also made by Hoehner company.