Looks like a generic instructional/training aid ?.
cheers
Bob
Looks like it may have had a plate at one time our another.IMG_20120809_211859.jpgIMG_20120809_211920.jpgIMG_20120809_211925.jpgIMG_20120809_211934.jpg
Looks like a generic instructional/training aid ?.
cheers
Bob
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