In this unpunctuated string

it was here that clem a pedigree labrador evidently feeling more at home did his business while wilt stood looking around rather uneasily conscious that this was not his sort of neighbourhood and wishing it was it was about the only time during their walk that he was at all aware of his surroundings for the rest of the way wilt ' s walk was an interior one

moving from

... looking around rather uneasily conscious that this was not his sort of neighbourhood and wishing it was it was ...

to

... looking around rather uneasily, conscious that this was not his sort of neighbourhood, and wishing it was. It was ...

requires a good understanding of the sentence and recognition of elliptical phenomena.