Q: How can I fix a lamp when the on-off knob has broken off? Also, is there a way to lighten a lampshade that has yellowed on the inside? A: If possible, take the knob from the lamp (or the lamp ...

Restoration and Design Studio owner Paul Karner’s decades of lamp-wrangling experience have given him the skills to, say, outfit an antique floor lamp with a nine-way switch or convert a candlelit ...