_E_ _K_ _I_ {Weak Tubes 26 17 41 {Weak combustion chambers 5 8 7 A {Weak ends 3 10 10 {Weak dome 1 0 0 {Weak manhole 1 1 1 {Bad repair 3 5 2 _E_ _K_ _I_ ------------ 39 41 61 B {External Corrosion 18 42 101 {Internal Corrosion 6 4 5 ------------ 24 46 106 {Shortness of Water 14 11 23 C {Scale of mud 3 1 0 {Undue Pressure 4 14 4 ------------ 21 26 27 _E_ _K_ _I_ ------------ 84 113 194 PLAIN CYLINDRICAL, _or other Boilers without internal flues_. _E_ _K_ _I_ {Weak flat ends 8 9 12 {Weak manhole 1 0 2 {Frequent repair producing } A { seam rip in boilers with } 15 18 28 { plates arranged lengthways} {Do. with plates arranged in } { rings } 8 11 25 ------------ 32 38 67 B {External Corrosion 11 5 19 {Internal Corrosion 5 5 6 ------------ 16 10 25 {Shortness of Water 2 1 0 C {Scale 1 1 0 {Undue pressure 3 4 3 ------------ 6 6 3 ------------ 54 54 95 ------------ MARINE BOILERS. _E_ _K_ _I_ {Weak flues 3 6 3 A {Weak ends 2 6 5 {Bad material 1 3 _E_ _K_ _I_ ------------ 6 15 9 B {External Corrosion 2 10 3 {Internal Corrosion 3 1 4 ------------ 5 11 7 C Shortness of water 1 11 7 ------------ 1 11 7 ------------ 12 37 23 LOCOMOTIVE BOILERS.