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

Wiprud William

Named as the FAA publishes it on its approvals.

Holds 1 approved modification, most of them for the Cessna 195. FAA spelling: Wiprud William.

Approved modifications 1 · newest first

1977-04-20SA120NW · Installation of Hartzell HC-B3P20-4/P10160-12E and/or 81HC-B3R20-4/R10160-12E propellers on Jacobs- Page R-755 series engines · 190, 195, 195B

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.