This is the Pegasus neon sign inside the museum. The pegasus was logo for the Magnolia Petroleum Company founded in 1911. When it merged with Socony Mobil Oil Company in 1959, they became known as Mobil Oil. The pegasus symbol is still quite popular in Dallas.
I apologize that I have not been posting lately. Life has just been busy, but I hope to resume my posts in a few weeks. Thank you for your patience!