Re: Gis major key signature; Lily's key signature algorithm

[Hans Åberg]

> On 8 Feb 2018, at 11:26, N. Andrew Walsh <address@hidden> wrote:
>  
> please note the qualifier "in the 18th century." The technological means to 
> tune *exact* equal temperament weren't available until around the 1830s, and 
> weren't in widespread use until later in the
> 19th, and only universal in the 20th, centuries.

Later, 1917, according to this link.
  http://www.kylegann.com/histune.html

> Beethoven, for example, kept several cembalos in his studio, all tuned 
> differently, and would hold parties where he'd improvise on them in 
> succession to demonstrate their different affect. In fact, there is a mammoth 
> study on 19th century temperaments (with the equally gargantuan title 
> "Tuning: Containing the Perfection of Eighteenth-Century Temperament, the 
> Lost Art of Nineteenth-Century Temperament and the Science of Equal 
> Temperament," which if anybody on the list has and would be willing to sell 
> me, please contact me privately!). 

It might have been better to have keyboards closer to what orchestras play.