A. Lange & Söhne

I didn’t know this existed; apparently its the ref 111.035. Very few references available on the internet.
Does any fellow members have more info like years of production, rarity, any other background etc
Appreciate the information; thanks
Abe

Utilizing a wonderful tool created by a longtime member CR (perpetual gratitude and credit to him), you can see all the details. Appears to have been produced 98-06. Link to CR's spreadsheet below.