BACTERIA 



CHEESE CLOTH 32 MESHES TO THE INCH 



(Upper half) 



O ' ''^M&i:Hi^^ 



liiliilili """"TlSilll* ' 



;:. 4:4 



CHEESE CLOTH 64 MESHES TO THE INCH 



(Lower half) 



CHEESE CLOTH 64 MESHES TO THE INCH MAGNIFIED 

 TEN TIMES 



