Beech Sundowner baggage door
B19 same as B23
Sheet metal work is as much an art as a skill. Most of the time there is very little to guide you other than a picture, some references in the maintenance manual or parts manual. And of corse the AC 43.13 to reference to. What also counts I’d how the repair or modificaton looks, in my world it need to look as if the factory did the work.