Austria - Breweries

The Zipfer Brewery was founded in 1858 at Zipf (Linz in Upper Austria.)
Some of the Brewery's Range
Hell Alkoholfrei -
Drei -
Pils -
Doppelgold -
Josefibock -
Masterwerke Pale Ale -
Kellerbier. -

Over the years the brand identity is updated and re-launched with subtle changes, a change of Logo or a new font.
Sometimes this brand update is done by the new owners after a brewery has been sold, other times just to give the brand a fresh new look on the ever growing market.

Below are some notes to help identify some of these changes and an aid to reference the year of the glass.