Or perhaps travel to where in the U.S. there is a big convention where Adams will be there. Adams usually brings a pretty good sampling of their euphonium line. I see you might seem to be a FedEx pilot, perhaps you can indeed get to Holland easily and cheaply, that is what I would do.
John A. Morgan
The U.S. Army Band (Pershing's Own) 1971-1976
Helicopter Pilot (Hueys and Blackhawks), Commissioned Officer, Retired Army
Adams E3 Custom Series Euphonium, Wessex Dolce Euphonium, 1956 Boosey & Hawkes Imperial Euphonium
Yamaha Douglas Yeo Model YBL-822G Bass Trombone, Edwards Joe Alessi Model T396-A Tenor Trombone
Rapid City New Horizons Band & Rapid City Municipal Band (Euphonium)
Black Hills Symphony Orchestra (Bass Trombone), Northern Hills Community Band (Tenor Trombone)