4? ANNUAL REPORT 
TABLE No. 8. 
Proportion of Lime, Cement and Sand Used in Mortars. 
Ref. No. Lime Paste, Cements, Sand, 
in Parts. | in Parts. in Parts. 
1 0 10 20 
2 1 9 20 
3 2 8 20 
4. 4 6 20 
5 6 4 20 \ 
6 8 2 20 
ul 9 1 20 
8 10 0 20 
TABLE NO. 9. 
Adhesion Between Mortar and Brick. 
Composition of Cementitious Material. 
Cement, per cents of 100 80) |} YO) 60 | 40 | 20 | 10 00 
. | | | 
Se OO AO. | Db A | GD | ee Lf | ee 
Order of Making. 5 6 4 2 ab | 3 | icles 
Age in Days. Pounds Per Square Inch. 
1 lt Sl Oe AG 1 BG | Be | aL BO 
2 i} OS | 48 | Bl.) BS | BO | Bw | ae 
3 OH | 10s | 4G) 42) BO} BS LO | Bo 
4 aH} lA) bo) BG | BT) Be a | ae 
5 ii | Il | BS) BO | CH) BO | Be | Le 
(Haligtnaen sone ie GO | Ril | 701) 66) 86) Sl | oe 
7 BA 1169 | B2 |} Bil | 7O | BG) Bi | 28 
14 4 | QS | 10} &8) OO} 6H) 44} we 
21 20.0 | 24.5 | 22.9 | 12.5 | 88 | BO] 68) BES 
28 He | OL | ORG 1 1 SF | 88 1 BO | 7B 
35 30.5 || 26.4 | 98.7) | 15.5 | 16.9) | 10.7 | 614 | 10:1 
42 oy | BL OG | ME | OL Fl | ee | len 
49 Be Baus | IO) | WhO | |S |G) IB 
56 33.3. | 81.2 | 38.2 | 21.7 13.4 | 9.0 | 10.8 | 15.2 
68 AD | FRA || Beal || YS | 163.) MG | 2 |e oo. 
91 42.0 | 41.5 | 85.9 | 29.3 | 21.5 | 10.7 | 11.1] 12.2 
119 44.7 | 89.4 | 43.9 | 22.6) 15.0 | 1216 | 7 | 3) 
147 M2 |) Bi | BRS | BO) WG | UO joc cs ocfe owe: 
| 
| 
Table No. 9 shows the results for adhesion with the natural cement 
for ages varying from one day to five months. 
Diagram No. 1 shows the same clearly in a graphical form. 
Diagram No. 2 presents the same in still another form. 
Table No. 10 shows the cement, sand and lime used in pounds, with 
the cost of the lime and cement. 
