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John Hill Maccann
John Hill Maccann, or Professor Maccann (variously rendered as Maccann, MacCann or McCann) (18611915?) was a concertina player and designer from Plymouth, England. In 1884, Maccann patented a new design of Duet concertina The Duet concertina is a family of concertinas, distinguished by being unisonoric (producing the same note on the push and pull of the bellows, unlike the Anglo concertina) and by having their lower notes on the left and higher on the right (unlik ..., which became the first successful and most widely accepted layout of that instrument. Maccann's layout was a refinement of the earlier "Duette" system developed by Charles Wheatstone, inventor of the concertina. Initially called the "New Chromatic Duet English Concertina", it was to later be called simply the "Maccann system". In addition to his designing, Maccann also played the concertina for earlier recordings, and toured as a musician playing the concertina (as did his mother as well). Historical records no ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Professor Maccann Circa 1902
Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professors are usually experts in their field and teachers of the highest rank. In most systems of academic ranks, "professor" as an unqualified title refers only to the most senior academic position, sometimes informally known as "full professor". In some countries and institutions, the word "professor" is also used in titles of lower ranks such as associate professor and assistant professor; this is particularly the case in the United States, where the unqualified word is also used colloquially to refer to associate and assistant professors as well. This usage would be considered incorrect among other academic communities. However, the otherwise unqualified title "Professor" designated with a capital letter nearly always refers to a full prof ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
