The problems raised by Charles Bain Smith (Letters May 7) appear to have been “resolved in part” by Theis & Khan, as shown in Works of your May 14 issue
Only logged in subscribers have access to it.
Existing subscriber? LOGIN or
Take out a subscription to BD and you will get immediate access to:
Get access to premium content subscribe today
Alternatively REGISTER for free access on selected stories and sign up for email alerts