In February 1891 , DMG lent Simms a motorboat with a 2 hp engine and an extra engine and in June , named '' Cannstatt '' , it began running on the Thames from Putney in June .
In February 1891 , DMG lent Simms a motorboat with a 2 hp engine and an extra engine . 
 The boat , named '' Cannstatt '' , began running on the Thames from Putney in June .