Very Similar to a Gerald Thurston design of the period. Perhaps same line?
3-way switch to turn either or both heads on.
Brass pole with fluting
Cream white fiberglass shades have been cleaned and sealed with Penetrol (used on fiberglass boats)
All parts have been removed and tightened.
Heavy brass base (solid brass or solid metal). Base has some rust that could be sanded off. Not sure how this would make the brass areas look mottled perhaps.
30” across in current configuration
4.5 feet tall in current configuration
identical metal parts to this $600 example: https://www.chairish.com/product/12164865/mid-century-modern-space-age-gooseneck-double-floor-lamp-in-brass-gold-tone