Clam Chowder with seasoning

1 lb margarine 3/4 lb all-purpose flour 1 (23 ounce) can clam juice 1 (25 ounce) can clams , chopped 1 1/2 cups diced celery 1 1/2 cups diced onions 1 1/2[...]

2 cans chopped clams 4 onions , diced 2 heads celery , diced 3 lbs bacon , diced 4 ounces shallots , diced 4 ounces garlic , diced 1/2 cup thyme 6 bay leaves[...]