In 1989 another authority on Hals , Claus Grimm , disagreed with Slive .
In 1989 another authority on Hals , Claus Grimm , published a lower list of 145 paintings in his Frans Hals .
In 1989 another authority on Hals , Claus Grimm , disagreed with Slive and published a lower list of 145 paintings in his Frans Hals .