Anyone know this lamp from the Mad Men Premiere?  

Philips
by Louis Kalff c 1957

Wow, you all never cease to...
Wow, you all never cease to amaze me with your knowledge!
I like this one with chrome replacing the brass even more:

Liked it so much after seeing...
Liked it so much after seeing it here that I got one, in chrome. I also learned a lesson in acquiring "chrome tipped" light bulbs, which I had to order online since nobody local stocked them.

I've
stocked up on chrome dome lightbulbs for fear of them being discontinued.
I have 3 different Philips lamps

In a state of panic I just...
In a state of panic I just checked that photo I took of the chromed light bulb, after remembering of the many instances of "reflectoporn" one hears about on Ebay, where a naked person is reflected taking a picture of a chrome tea kettle or bread toaster they are listing for sale. Although apparently this practice is often done intentionally, by exhibitionists. I was able to breath a sigh of relief in this case.

Thanks
Thank you for not flashing us.

Looks great! Where did you...
Looks great! Where did you find it?

They have been listed on...
They have been listed on Ebay pretty consistently, although most of them are in Europe or the UK, so shipping costs a bit if you live elsewhere.