light switches?  

Old Push Button Reproductions
Go the classicaccents.net for the old school push button
reproductions.

This company is a bit...
This company is a bit high-end, but their products are amazing. I'm a big fan of their toggle switches, but the push rotary ones are very nicely made -- and the invisible backplates are a great idea. We used these recently in an apartment in New York, but the company is based in the U.K.
http://www.forbesandlomax.com/

manufactum
i really like the bakelite ones. manufactum sells them, I don't know who produces them.
http://www.manufactum.de/elektrotechnisches-zubehoer-c172314/?s=2

berker has nice ones also http://www.berker.com/en/international/products/switch-ranges/

invisible
Or you could spent money on invisibles ones http://www.mysterious.be/index_en.html#/wavecontrol
http://www.mysterious.be/index_en.html#/wavecontrol

oldschool
germany based trading company for traditional household interior needswww.produktgesellschaft.de http://www.produktgesellschaft.de/de/Schaltersysteme.html?xd97e2=3c59ddf...
take what you need. I like the most of them! and I personally would prefer small family based companies instead of the wide spread ones !

Love these
Some of my favorites.
http://bocci.ca/collection/22/product-line/22-3-6/