user: Question: What is Height in Ft., when Years With Spurs is 1973-74?
Columns: ['Player', 'No.(s)', 'Height in Ft.', 'Position', 'Years with Spurs', 'School/Previous Club Team/Country']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Ahearn, Blake Blake Ahearn', '18', '6-2', 'Guard', '2008-09', 'Missouri State']
SQL:

assistant: SELECT "Height in Ft." FROM "Table" WHERE "Years with Spurs" = '1973-74';