Generally a 30" tall (or above) end table lamp is right at home in a room this size. Of course a lamp sitting on the bookcase in this same room may only be 12-15" tall. The mantel lamp in this ...
A high-tech swing-arm lamp will look out of place on a carved Victorian table, while a faceted crystal-and-shiny-brass table lamp is likely to be jarring on a Shaker or Mission night stand.
Most of us just stroll into a lighting store and pick out the table lamp that looks prettiest. But is that going to be the best table lamp for your needs?