Citation: Kundu, Tanaya; Jana, Ajay Kumar; Natarajan, Srinivasan (2014). Stepwise Crystallization: Illustrative Examples of the Use of Metalloligands [Cu6(mna)6]6--and [Ag6(Hmna)2(mna)4]4--(H2mna= 2-Mercapto Nicotinic Acid) in the Formation of Heterometallic Two- and Three-Dimensional Assemblies withbrucite,pcu, andsqlTopologies. Crystal Growth & Design, 14, pp. 4531-.