Philips "Duo-Savelite" lamp with a 25 watt or a 4 watt filament to be selected by an integral switch
Philips "Duo-Savelite" lamp with a 25 watt or a 4 watt filament to be selected by an integral switch, in original box
Philips "Duo-Savelite" lamp with a 25 watt or a 4 watt filament to be selected by an integral switch, in original box