Lot
797 
Mexico, 1934, 1c-1p Pro Universidad, on reverse of cover in combination with Airmail 1934, 20c-1p Pro Universidad + Postal Tax 1934, 1c Pro Universidad on registered First Day of Issue cover to France, all tied by "Mexico D.F., Servicio Aereo, 1 Set, 34" cds's, Very Fine. Scott Nos. 698-704, C54-C58, RA13B Estimate $200 - 300.
Realized: $350