Vintage N.S. Meyer Officers Dress Sword WWI or WWII

is a nice vintage US officers dress sword not sure if its WWI or WWII period. The sword is maker marked N.S. MEYER INC NEW YORK on the other side its marked ARMY NAVY EQUIPMENT SPARTAN TRADE MARK. The blade is not ID'd and has NO engravings. The condition is great the scabbard has a brass drag. The condition is near mint tried to take a picture of the entire sword but it was like taking pictures of a shoelace. The item measures 39 1/2" long also on the cross guard ends are eagle heads please email if you need more pictures or have any questions. Buyer to pay shipping and insurance.