The life and work of Dr Robert Trench?

There are several individuals named Robert Trench, and it's important to specify which one you're interested in to provide accurate information. Could you please provide more context about the Dr. Robert Trench you're asking about? For instance, you could specify:

* His field of expertise: Was he a doctor of medicine, a scientist, a philosopher, etc.?

* His approximate time period: Was he active in the 18th century, the 20th century, or another period?

* Any specific achievements or publications: Do you know anything about his notable work or writings?

Once I have more details, I can give you a more accurate and relevant response.