or just turn the car upside down??
Yes, to the gauge being upside down.
Pull it up with a coat hanger and make sure its on FULL
ALSO
Purchase and replace with a NEOPRENE "cork" float since alcohol in today's gas makes the CORK floats sink.
Neoprene floats are available from all the Model A Parts Vendors.
DO make sure you have 1/2 tank or less and that the battery is disconnected prior to the job which is pretty easy.
The book MODEL A MECHANICS HANDBOOK by Les Andrews describes each and every step to do this job.