Creamed Tomato Bisque

1/4 pound butter
1 cup chopped celery
1 cup chopped onion
1/2 cup chopped carrots
1/3 cup all-purpose flour
2 (1 pound 12 ounce) cans whole
    tomatoes, drained and chopped
2 teaspoon granulated sugar
1 teaspoon basil
1 teaspoon marjoram
1 bay leaf
4 cups chicken broth
1 pint whipping cream
1/2 teaspoon paprika
1/2 teaspoon curry powder
Salt and pepper, to taste

Melt butter in a large saucepan. Saut