The impact of intellectual property protection in biotechnology and plant breeding on developing countries / study committee on biotechnology and intellectual property rights with respect to developing countries.
- Study Committee on Biotechnology and Intellectual Property Rights with Respect to Developing Countries.
The constitution of the Pennsylvania Society, for Promoting the Abolition of Slavery, and the Relief of Free Negroes, Unlawfully Held in Bondage. Begun in the year 1774, and enlarged on the twenty-third of April, 1787. To which are added, the acts of the General Assembly of Pennsylvania, for the gradual abolition of slavery.
- Pennsylvania Society for Promoting the Abolition of Slavery.
- M,DCC,LXXXVIII