Acrosonic
Serial Number Lookup
Instantly determine the age, production year, and origin of your Acrosonic piano using our historical archive.
Acrosonic Serial Number Chart
Our archive holds 107 Acrosonic entries covering 1895 to 2008, spanning serial numbers 2,000 to 1,580,976.
Each row gives the first serial number of that year, so a number falling between two rows belongs to the earlier one. Where a chart skips years, the range covered is shown instead of a single year.
107 entries · 1895–2008
| Year | Serial numbers |
|---|---|
| 1895–1899 | 2,000 – 8,999 |
| 1900 | 9,000 – 11,999 |
| 1901 | 12,000 – 15,999 |
| 1902 | 16,000 – 20,999 |
| 1903 | 21,000 – 25,999 |
| 1904 | 26,000 – 30,999 |
| 1905 | 31,000 – 35,999 |
| 1906 | 36,000 – 40,999 |
| 1907 | 41,000 – 46,499 |
| 1908 | 46,500 – 51,999 |
| 1909 | 52,000 – 56,999 |
| 1910 | 57,000 – 61,999 |
| 1911 | 62,000 – 66,999 |
| 1912 | 67,000 – 71,999 |
| 1913 | 72,000 – 76,999 |
| 1914 | 77,000 – 82,999 |
| 1915 | 83,000 – 90,999 |
| 1916 | 91,000 – 99,999 |
| 1917 | 100,000 – 108,999 |
| 1918 | 109,000 – 117,999 |
| 1919 | 118,000 – 126,999 |
| 1920 | 127,000 – 135,999 |
| 1921 | 136,000 – 144,999 |
| 1922 | 145,000 – 153,999 |
| 1923 | 154,000 – 161,999 |
| 1924 | 162,000 – 171,999 |
| 1925 | 172,000 – 181,999 |
| 1926 | 182,000 – 191,999 |
| 1927 | 192,000 – 199,999 |
| 1928 | 200,000 – 209,999 |
| 1929 | 210,000 – 216,999 |
| 1930 | 217,000 – 222,999 |
| 1931 | 223,000 – 231,999 |
| 1932 | 232,000 – 237,999 |
| 1933 | 238,000 – 246,999 |
| 1934 | 247,000 – 250,999 |
| 1935 | 251,000 – 264,999 |
| 1936 | 265,000 – 274,999 |
| 1937 | 275,000 – 289,999 |
| 1938 | 290,000 – 300,999 |
| 1939 | 301,000 – 303,999 |
| 1940 | 304,000 – 306,999 |
| 1941 | 307,000 – 313,999 |
| 1942 | 314,000 – 332,999 |
| 1943–1945 | 333,000 – 364,999 |
| 1946 | 365,000 – 384,999 |
| 1947 | 385,000 – 400,999 |
| 1948 | 401,000 – 437,999 |
| 1949 | 438,000 – 450,299 |
| 1950 | 450,300 – 466,249 |
| 1951 | 466,250 – 488,363 |
| 1952 | 488,364 – 502,999 |
| 1953 | 503,000 – 535,800 |
| 1954 | 535,801 – 559,489 |
| 1955 | 559,490 – 585,453 |
| 1956 | 585,454 – 610,501 |
| 1957 | 610,502 – 632,950 |
| 1958 | 632,951 – 655,947 |
| 1959 | 655,948 – 679,843 |
| 1960 | 679,844 – 702,805 |
| 1961 | 702,806 – 723,777 |
| 1962 | 723,778 – 743,771 |
| 1963 | 743,772 – 763,142 |
| 1964 | 763,143 – 784,016 |
| 1965 | 784,017 – 803,726 |
| 1966 | 803,727 – 831,582 |
| 1967 | 831,583 – 851,539 |
| 1968 | 851,540 – 881,086 |
| 1969 | 881,087 – 912,985 |
| 1970 | 912,986 – 933,475 |
| 1971 | 933,476 – 953,936 |
| 1972 | 953,937 – 979,128 |
| 1973 | 979,129 – 1,007,686 |
| 1974 | 1,007,687 – 1,035,718 |
| 1975 | 1,035,719 – 1,067,507 |
| 1976 | 1,067,508 – 1,104,801 |
| 1977 | 1,104,802 – 1,135,736 |
| 1978 | 1,135,737 – 1,180,265 |
| 1979 | 1,180,266 – 1,220,373 |
| 1980 | 1,220,374 – 1,253,175 |
| 1981 | 1,253,176 – 1,286,177 |
| 1982 | 1,286,178 – 1,324,486 |
| 1983 | 1,324,487 – 1,343,954 |
| 1984 | 1,343,955 – 1,365,504 |
| 1985 | 1,365,505 – 1,383,186 |
| 1986 | 1,383,187 – 1,406,053 |
| 1987 | 1,406,054 – 1,430,795 |
| 1988 | 1,430,796 – 1,453,069 |
| 1989 | 1,453,070 – 1,470,442 |
| 1990 | 1,470,443 – 1,487,130 |
| 1991 | 1,487,131 – 1,501,001 |
| 1992 | 1,501,002 – 1,512,276 |
| 1993 | 1,512,277 – 1,521,568 |
| 1994 | 1,521,569 – 1,529,415 |
| 1995 | 1,529,416 – 1,536,460 |
| 1996 | 1,536,461 – 1,543,639 |
| 1997 | 1,543,640 – 1,550,293 |
| 1998 | 1,550,294 – 1,556,889 |
| 1999 | 1,556,890 – 1,563,027 |
| 2000 | 1,563,028 – 1,568,711 |
| 2001 | 1,568,712 – 1,570,651 |
| 2002 | 1,570,652 – 1,572,930 |
| 2003 | 1,572,931 – 1,573,871 |
| 2004 | 1,573,872 – 1,575,074 |
| 2005 | 1,575,075 – 1,575,410 |
| 2006–2007 | 1,575,411 – 1,577,265 |
| 2008 | 1,577,266 – 1,580,976 |
Figures are drawn from published factory and historical listings and are checked for continuity; where a source is ambiguous we say so rather than guess. Spotted something wrong? Use the correction link on any result.
Dating Your Acrosonic Piano
Acrosonic is a sub-brand of Baldwin known for compact, high-quality spinet and console pianos, widely regarded as some of the best small upright pianos produced in the United States.
Where to Find the Serial Number
To accurately date your Acrosonic, you first need to locate its serial number. On most pianos, this is stamped on the gold-colored cast iron plate inside the instrument.
- On Uprights: Open the top lid and look inside. The number is usually printed on the plate near the top, often toward the center or right side.
- On Grands: Slide the music desk back or remove it. Look at the cast iron plate between the tuning pins.
Frequently Asked Questions
How old is my Acrosonic piano?
By entering your serial number into the lookup tool above, our system checks it against historical production records to tell you the exact year, or range of years, your piano was built.
Where was my Acrosonic made?
Historically, Acrosonic pianos originated in United States. The specific factory of your piano may vary depending on the production year and model prefix.
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Dive deeper into the history, models, and timeline of Acrosonic.
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