18th century in Vienna

1791 opera by Wolfgang Amadeus Mozart

opera by Wolfgang Amadeus Mozart

peace treaty of 1738

1725 series of agreements between Bourbon Spain and the Habsburg Monarchy

1731 treaty establishing the Anglo-Austrian Alliance

The Pummerin ("boomer") or Marienglocke ("Mary Bell") is the bourdon bell in the Stephansdom, St. Stephen's Cathedral, in Vienna.

Artaria & Co. () was one of the most important music publishing firms of the late 18th and 19th century. Founded in the 18th century in Vienna, the company is associated with many leading names of the classical era like Haydn, Mozart, and Beethoven.

1791 death of Austrian composer Mozart

thumb|upright=1.75|Painting of the Linienwall fortification (by August Stefan Kronstein) The Linienwall was the outer line of the fortifications for the city of Vienna, Austria, that lay between the city's suburbs and outlying villages. Constructed in 1704, it was razed in 1894 to make way for the Vienna Beltway.

urban postal service of Vienna

Stemmatografia, known by its full name Stemmatographia sive Armorum Illyricorum delineatio, descriptio et restitutio (English: Stemmatography, or the sketch, description and revival of the Illyrian coats of arms) is a heraldic essay written and illustrated by Pavao Ritter Vitezović, and originally published in 1701.