Sympathetic fabrication of missing parts and components in brass and steel
Engraving of missing indicies, registration marks etc. as long as there is overwhelming evidence of original
Metallurgical patinization and surface texturing and treatments where surface has been altered in last 50 years
Clear finishing of various sheens of metallic component
Instrument mechanical rebuilding
All wood component fabrication where it relates to functionality, structure and/or case of scientific object
Instruments 1600-1840
Metallic astrolabes
Diptychs made in brass or ivory
Wooden mariners nocturnal
Brass equinoctial ring dial
Metallic armillary spheres
Astrolabe quadrants, metallic or wood
Azimuth compasses
Octants out of wood or brass
Metallic prowins instruments
Medicine chest with containers
