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Maker · data as of September 25, 2026

Luebke Ralph C

1 aircraft on the U.S. register. The most recent registration was September 4, 2018.

Models

STD CLS AMER SPIRIT1

States

Illinois1

Registrations by year

0001112018

Aircraft newest first

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N21SX Luebke Ralph C
STD CLS AMER SPIRIT
Glider Individual owner
Illinois
Experimental 2018-09-04 Valid