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

Schaefer'S Air Service

Named as the FAA publishes it on its approvals.

Holds 1 approved modification. FAA spelling: Schaefer's Air Service.

Approved modifications 1 · newest first

1960-01-01SA4WE · Main cabin door and hinge pins removed. · Army AT-11

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.