in large sauce pan cook salt pork until brown.

Add onion and celery and saute until soft about 5 minutes.

Stir in potatoes clam juice and water

Cover and cook over high heat until bubbling.

Reduce the heat and simmer until potatoes are tender about 10 minutes.

Stir in clams, milk, half and half and pepper and season with salt.

Continue cooking over moderate heat until soup is hot not boiling.