The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Northland Aviation

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications, most of them for the Piper PA-20 Pacer. FAA spelling: Northland Aviation.

Approved modifications 2 · newest first

Piper PA-20 Pacer 1American Champion Aircraft 7 Citabria and Champ 1
1973-11-07SA442AL · Installation of 8.50x6 4- or 6-ply rated Goodyear or UniRoyal tires. · 7GCBC, 7KCAB, 7ECA
1965-12-01SA125AL · Installation of squared off wing tips and end plates. · PA-20, PA-20S

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.