Table:
text: Thomas Wheatley (locomotive engineer)
Locomotives
Locomotives
NBR_class Type_ Introduced Driving_wheel Total Extinct
112 0-6-0ST 1870 ft6in (mm) 3 1910
282 0-6-0ST 1866 ft1in (mm) 3 1921
130 0-6-0ST 1870 ft3in (mm) 10 1924
32 0-6-0ST 1874 ft6in (mm) 6 1907
18 0-4-0ST 1872 ft0in (mm) 2 1906

Question: What is the lowest year extinct car that has an NBR grade of 32 for Thomas Wheatley (locomotive engineer)?