uninvestigating

Nick looked a little into her mild, uninvestigating eyes, and it came over him supremely that the goodness of these people was singularly pure: they were a part of what was cleanest and sanest and dullest in humanity.

The Tragic Muse Henry James 1879

I spent the next day at Arezzo, but I confess in very much the same uninvestigating fashion -- taking in the "general impression," I dare say, at every pore, but rather systematically leaving the dust of the ages unfingered on the stored records: I should doubtless, in the poor time at my command, have fingered it to so little purpose.

Italian Hours Henry James 1879