old fashioned megaphone on the stage
Schlüsselwörter
megaphone,
loudspeaker,
announcement,
public address,
broadcasting,
shouting,
microscope,
equipment,
isolated,
science,
technology,
old,
retro,
medicine,
laboratory,
research,
tool,
camera,
metal,
instrument,
white,
medicals,
biology,
chemistry,
object,
office,
vintage,
laboratory
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