Indianapolis Monthly Magazine - Indianapolis Restaurants, Shopping, Concerts, Events and more. EXTRA: Historical Medical Tools at IMHM - Otoscope, circa 1890s: Of all the devices in the collection, this one remains closest to its ancestor today. Used to look deeply into the ear at the tympanic membrane, it employed what looks like a large horn to gather natural light and bounce it off mirrors inside the cylinder. It is silver-plated and would have come in a silk-lined, leather-bound case. “The ones that survived history tend to be the high-end examples,” Nottage says, “and this one is definitely that.”