Went out for a little AIR today

[Jrainman]

been so cold and snowy finaly got the 68 out and picked up this little gem up I saw on CL for cheep. 1977 kellogg 80 gallon 2 stage . will be hooking it up in the Am any advice on what maintenace should be done before start up . I plan on changing oil and air filter and just giving it a general going over as far as nut and bolts and electrical components. any advice or insight on old air compressors would be helpful