Intriguing photos from Kansas City's City Hall in 1894

These images from The Kansas City Star’s photo archives, found in an envelope labeled “City Hall, Kansas City, Missouri (Historical)” contain only this caption:

Smoke consumer test city hall Sept. 24, 1894

OK, history sleuths: What do you think that means? Is it a test of a device on a chimney designed to keep smoke from escaping into the air? And what historical buildings do you spy from this vantage point?