Typed letter on letter headed paper to Sam Henry. Responding to Sam’s questions for research re spiral and cup markings of Stone and Bronze Ages.
        				                
                    				                                                                                            	
                                                	
                                            
                                            		
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                                                                                        Typed letter on letter headed paper to Sam Henry. Responding to Sam's questions for research re spiral and cup markings of Stone and Bronze Ages.