I found a couple of answers so you can somewhat estimate. Serial # 57618 suggests 1906 Serial # 75215 was made in 1910. Based on the above information, I would guess yours is 1906-1097. Unfortunatley, the company went out of business during WWII. Hope this helps.
age ludwig upright piano # 22434
What is the age of my Ludwig and Co. piano number 46170?
Beethoven's first composition is a piano trio. The instrumentation is piano, violin and cello. It is categorized as Opus 1 No 1.
Ludwig Stössel
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1946
What is the age of my Ludwig and Co. piano number 46170?
age ludwig upright piano # 22434
Beethoven's first composition is a piano trio. The instrumentation is piano, violin and cello. It is categorized as Opus 1 No 1.
1897
piano
Ludwig Striegel has written: 'Piano P adagogik, Band 2: Neue Musik - ein Kinderspiel?' 'Neue Musik--ein Kinderspiel?' -- subject(s): Instruction and study, Piano, History and criticism, Piano music
Ludwig Stössel
Ludwig van Beethoven, Frédéric Chopin, and Franz Liszt are famous composers known for their piano music. These composers have created some of the most iconic and influential piano compositions in classical music history.
All those in an orchestra, and even the piano.
That would be a portion of the the first movement of Ludwig von Beethoven's Piano Sonata in C Minor (Pathetique)
how to make a simple model piano out of cardboard