Charities Charity organization Social service 4 Endowment of research 3 Endowments 3 Humanitarianism 3 Design and construction 2 more ... Prison administration 2 Prisons 2 Asylums 1 Charitable contributions 1 Deductions 1 Engineers 1 Federations, Financial (Social service) 1 Heating and ventilation 1 Income tax 1 Income tax deductions for charitable contributions 1 Machinists 1 Nonprofit organizations 1 Social conditions 1 Taxation 1 less ...