The existence of boni and mali for the different risks can be interpreted through the sign of estimated covariances.

If unpinned specimens are to be softened for mounting, they can be placed on a small dish or bit of plastic so they do not become too wet.

Thank you. — No problem.

Those who possess skill in handicrafts must be prepared to turn that skill into numerous channels; and in most instances men of that stamp would do well to make up their minds before starting, that, in case of need, each must turn mason, joiner, blacksmith, or painter, as circumstances require; of course it is not expected that he should be an adept in all those branches, but a handy fellow who can turn himself into a decent make-shift in such matters, will prove infinitely more useful and more welcome than one who is tied to the routine of mechanical departments.