I say the sewer thought I was dressed to bear a part in the tregetour’s mummery, and so I got admission

After the plump statement that the author was at Erceldoune and spake with Thomas.

An eggcrate shelter, which is open to the sky but substantial enough to give the feeling of protection, may be your answer.

The preſent panges and parlous thoughts, / That pearceth troubled minds: / Is knowne to none but ſuch I ſay, / That lacke of freedome finds.