Who holds what · as the FAA records the name

Markey, William C.

Named as the FAA publishes it on its approvals.

Holds 1 approved modification, most of them for the American Champion Aircraft 7 Citabria and Champ. FAA spelling: Markey, William C..

Approved modifications 1 · newest first

American Champion Aircraft 7 Citabria and Champ 1

1972-08-17SA4NW · Installation of "Plane Booster" Wing Tips · 7GCBC

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.