346 TRANSACTIONS OF ROYAL SCOTTISH ARBORICULTURAL SOCIETY. 
leaving the vessel in which they are imported, they shall not 
remain so immersed longer than seven days. 
Sizes oF Light Pores. Sizes or Medium Po tes. Sizes oF Stout Poves. 
Diameter at Minivan , Diameter at Minti ‘ Diameter at Winiinan 
= OP: Diameter} 2 Top. Diameter} = ig Diameter 
ba —— at 5 Feet a SSS at a West z Ware Aba Pest 
o ats 4 m fe hl “ r ay * 
A | Mini-|Maxi-| potting) | Mini-) Maxi- pute Ena) 7 | Mini-| Maxi) pote End. 
Ft. | Ins. Ins Ins. Ft Ins. Ins Ins Ft Ins Ins Ins. 
18 5 52 6 18 54 64 74 18 
20 5 5z 6 20 53 64 74 20 
22, 5 q 64 22 4 2 ed 22 
24) 5 53 64 | 24] 5% i 8 24 
26) 5 M20) Sele F 84 | 26) 74| 9 10} 
28] 5 6 7 26) 5S le a7 84 | 28) 74] 9%} 10% 
30| 5 6 Tz 4.306 74 cor aM iS Wi. peiic: 
32 | 5 64 72 1¥32 | 8 74 9 32) 74 | 92) 11 
34| 5 64 74 134] 6 74 04: 134.) 78 ee fees 
36]; 5 | 64 a HE Ok Waly ibe 93 | 36) 74] OF], 113 
4o| 5 | 64 8 4o| 6 | 7% of | 40] 74| 9%] 12 
AS) | 54| (62 $ 745 | 63 1of | 45 2 | 10 13 
50) 524'| 7 of } 50] OF) SF )° 11g son) 72 ee ee 
55 53 7% 10} 55 7 mi 123 55 8 105 14? 
60 | 54 73 II 60 | 7 82 134 60 | 8 104 154 
65 6 8 12 65 a) 9 14 65 8 104 164 
7o| 64) 8% | 13 FOV 67, 94 | 142 |) 7O") By) zoe ay 
Pret | + 13k) 75) 7 98 | 154 | 75 Sees 
80 |): «:. ee ae 80 7 94 16} 80 | 8 103 18? 
85 és 85 7 oF 174 85 8 104 20 
The average number of poles of each class purchased by the 
Post Office in the years 1904 and 1905 has been as follows :— 
Length in Feet. Light. Medium. Stout. Total. 
24 3250 1500 ae 4,750 
26 3000 1000 ; st 4,000 
28 1250 2750 ee 4,000 
30 400 2500 3,000 5,900 
32 200 750 2,750 3,700 
34 7° 225 3,000 3,295 
36 175 250 7,000 75425 
40 187 475 4,250 4,912 
45 25 300 1,250 1,575 
50 25 150 600 775 
55 tee 50 300 350 
60 do 25 185 210 
65 “B be 112 112 
79 tee 5 35 40 
Totals) 5) 5. 8582 9980 22,482 41,044 
