Top High Quality — Avsmuseum100359 1

A shorthand for "Building 1, Top Floor" or "Case 1, Top Shelf."

Upon acquisition, the Top underwent non-invasive surface cleaning and humidification treatments to relax creases. Stabilizing overlays were applied to areas of loss along the embroidered yoke; stitches were consolidated with conservation-grade thread. Ongoing recommendations include climate-controlled display (relative humidity 45% ±5%, stable temperature ~18–20°C), limited light exposure (50 lux or less), and storage on a padded mount to reduce stress on seams. avsmuseum100359 1 top

Given the context of aviation museums, item 100359 could be a rare from a WWII fighter, or a bomb sight computer photographed from above to show the calibration dials. A shorthand for "Building 1, Top Floor" or