The U.S. aircraft register, updated daily · Carbon Free Flight by 2050
Maker · data as of October 2, 2026

Butler Lawrence R

1 aircraft on the U.S. register. The most recent registration was February 8, 2007.

Models

BUTLER-BARNETT J4B21

BUTLER-BARNETT J4B2

States

Pennsylvania1

Registrations by year

No data

Aircraft newest first

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N41423 Butler Lawrence R
BUTLER-BARNETT J4B2
Rotorcraft Individual owner
Pennsylvania
Experimental 2007-02-08 Valid