HANOVER(Not Hannover; Germany) In terms of British history the majority of the music we play is from the Hanoverian period. Hanover also refers to Hanover Square in London, where Haydn performed his symphonies and arias in the Salomon Concerts in the 1790's.
BAND(ref: The New Grove Dictionary of Music and Musicians)
'An instrumental ensemble, larger than a chamber ensemble. Thus the '24 violins' of Louis XIV were called 'la grande bande' to distinguish them from Lully's 'petits violons', and Charles II's similar ensemble was known as ‘the King’s Band’. By extension, ‘band’ came to mean an orchestra in colloquial British usage’.
THE HANOVER BAND a period name for a period orchestra.