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Lubricating the Trombone Slide
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How To Clean Your Slide
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How A Corroded & Dented French Horn Gets Professionally Restored
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"Как осматривать и смазывать тромбон"
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How to Grease your Trombone Slide
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Ask Ron Partch - Trombone slide lubrication
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Brass Repair Cam - Trombone Slide Leg Replacement (Abi)
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