No surprise, the organization lives by contributions, and you will be asked.

"How far are they going to go with guilt by contribution?"

All three events are free with museum admission, which is by contribution.

It is made possible by contributions from individuals, ballet companies, and other organizations.

Publication was made possible by contributions and the efforts of many individuals at various institutions.

The films are free with admission to the museum, which is by contribution.

Any and every political party ought to raise most of its income by voluntary contribution from the public.

On the first Wednesday of every month, admission to the exhibition areas will be by contribution.

The organization is funding by contributions from various foundations, organizations, and individuals.

Admission to tonight's program is by contribution of $5.