1 EXHIBIT 4.3 Effective as of December 27, 2000, the text of Section 10.2 of the Partnership Agreement was designated as paragraph (a) of such Section, and a new paragraph (b) was added to Section 10.2 reading in its entirety as follows: "(b)...Partnership Agreement • April 2nd, 2001 • Kelley Partners 1992 Development Drilling Program • Drilling oil & gas wells
