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A picture of this item can be found at this link
http://tinyurl.com/Earnshaw-Key-to-Musical-Keys
Developed by Samuel Earnshaw 1869 -
born 1805 - Died 1888
a graduate of St. John's, B.A. 1857, M.A. 1868, and a cleric.He was ordained deacon 21 September 1834 at Buckden (Lincoln), and priest 20 September 1846 in the parish church of St. Michael, Cambridge (Ely). In 1837 he acted as Pro Proctor. In June 1838 he was appointed to the sinecure Barnaby Lecturship in Philosophy at the Congregation. For a time he acted as curate to the Rev. Charles Simeon. - http://www.chem.yale.edu/~chem125/levitron/Earnshaw.html
Below is information about a patent filed by 3 of his sons.
One of his many works on mathematics and physics. Description and use of the Key of Musical Keys, a new apparatus for solving ... questions about musical scales, intervals and chords, etc. (1869)
London Gazette, 10-1-1869
Patent # 2647: to Alfred Earnshaw and George edward earnshaw, both of Sheffield, in the county of York, Merchant's Clerks, and Frederic Earnshaw, of Harrinton-street, in the county of Middlesex, Banker's Clerk, for the invention of "a new or imporved mode of and apparatius for comparing musical keys, and for examining and explaining musical relations and harmonies, chords, and consonances."
I have one of these that was found in a old sea chest that was marked Earn Line Steam Ship Company.
Interested Parties can Contact: Family.Genealogy@comcast.net
What else can I help you with?
How many musical keys are there in total?
There are 12 musical keys in total.
What musical instrument has has 104 keys?
do organs have 104 keys
How many keys are there on a musical synthesizer?
In total there are 61 keys on the standard musical keyboard. (36 white and 25 black) On a full size piano, there are 88 keys.
What musical instrument twenty finger keys?
An Alto saxophone has 22 keys
How many keys are on a musical keyboard?
109
Name three keys that unlock no doors?
Also, donkeys, musical keys, Alicia Keys, and the Florida Keys (island chain).
How big is a piano key compared to other musical instrument keys?
A piano key is typically larger and longer than keys on other musical instruments, such as a flute or a clarinet.
How many keys should a piano have in order to produce a full range of musical notes?
A piano should have 88 keys in order to produce a full range of musical notes.
What are the keys and chords used in the song?
The song uses a combination of keys and chords to create its musical structure and harmony.
What keys go together when playing a musical composition?
In a musical composition, keys that go together are usually those that share similar notes and chords, making them sound harmonious when played together.
What is the significance of semi-weighted keys in a musical keyboard?
Semi-weighted keys in a musical keyboard provide a balance between the light touch of unweighted keys and the heavier feel of fully weighted keys. This allows for more expressive playing, making it easier to control dynamics and create nuanced performances.
How many keys are there in music and how are they used in musical compositions?
There are 12 keys in music, each representing a different starting note. These keys are used in musical compositions to create different moods and harmonies by changing the starting note and the arrangement of notes within the key.
