Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_75397 ( "Years tallest" text, "Name" text, "Height ft / m" text, "Floors" real, "Year completed" real )

### Question ###
How tall is the florida life building, completed before 1990?

### Accurate SQL ###

SELECT "Height ft / m" FROM table_75397 WHERE "Year completed" < '1990' AND "Name" = 'florida life building'