12 books • 2 series
New Calculations in Chemistry (Practical assessment)
New Calculations in Physical Chemistry for Advanced Level
Physics for First Examinations (Holmes McDougall science)
Inorganic Reactions
Regulation of Ventilation and Gas Exchange
New Calculations for Ordinary Level Chemistry
Organic Reactions
New Calculations in Chemistry for 'O' Level
Organic Reactions at Advanced Level
Inorganic Reactions at Advanced Level
Experimental Physical Chemistry
Test Grids for Advanced Level Chemistry