Possible Clues:

• Good beer I held brewed in German city
• City on the Neckar, home to Germany's oldest university
• Scottish head meets the Spanish composer in city
• Scots head key large mountain university in Europe
• The man I guided round, composer from German city
• German university city
• Keep secret, reportedly, the Spanish composer providing setting for The Student Prince
• German town where ornithologists observe, say, bird circling round lake
• Hegel bred confusion around one German university
• With no pressure, B Phil degree perhaps got here?