In cases of house breaking and theft the circumstances, such as entrance and exit effected through other than doors; breaking the door by means of special contrivances breaking the windows with or without lattice work, or pulling off the roof in houses consisting of upstairs, ascending and descending upstairs; breaking the wall; tunnelling; such contrivances as are necessary to carry off the treasure secretly hoarded, information about which can only be gathered from internal sources; these and other accessory circumstances of wear and tear cognisable in the interior shall tend to indicate the concern of internal hands in the crime, and those of reverse nature, external agencies. The blending of these two kinds of circumstances shall indicate both internal and external agencies.