— 219 — 
Chord sections are to be numbered, and marked E. or L. 
BaUei’ braces are to be marked R. or L. . 
Channel bottom cliovds aro to be numbered, 
osts to be numbered, and marked R. or L. • 
PP e r lateral struts to be marked U. 1, U. 2, &c. 
^ 0Wer lat eral struts to be marked L. 0, L. 1, L. 2, &c. 
0r tal struts to be marked U or L (upper or lower). 
^termecliate struts to be marked In. 1, In. 2, &c., the numbers corresponding 
h ^o se 0 f 心 to which they are to be attached, 
diagonals and counters to be numbered, 
J： ip vert icals nee d no mark. 
PPer lateral rods to be marked U. I, U. 2, etc.; the numbers corresponding 
toth oseo n the diagram. 
ower lateral rods to be marked L. 1, L. 2, etc. ; the numbers corresponding to 
thos yn the diagram. 
ortal vibration rods to be marked P. 
ermec ^ate vibration rods to be marked Y. 
p 0ndi h0rdbars to be marked 1 A, 1 B, 1 C, 2 A, 2 B, 2 C, etc. ; the numbers corres- 
A be. 0 も 0 山 036 on the diagram, ami tlie letters denoting tlie position in the panel, 
Sid 出 0 se on 山 6 exterior side of the truss, B for tliose next to the outside, &c. 
l 0n braces to be numbered to correspond to the panel points to which they be- 
to be marked E. or L. 
5. 0r Klingers to be numbered to correspond with the panel, and to be marked 
P j o ^ if th ^e be any difference. 
P beams to be numbered to correspond to the panel points. 
ei and bed plates to be marked R. or L., if there be any difference. 
8e ame P lates require no marks. 
th e y belc^ate plates to be numbered so as to correspond to the panel points to which 
^ 0ll g» and to be marked E. or L., if necessary, 
ino +1 WGr Cll0rd P ins to be marked L. 0,L. 1, L. 2, etc.; tlie numbers correspond- 
明 oUhe panel points . 
ino ff er chord Pins to be marked U. 1, U. 2, U. 8, etc.; the numbers correspond- 
1 = eofthepanelpoints . 
la ^ 0na ^ P^ s to be marked P. 
Pin ひ Pi ns to b。 marked Y. 
1 • 如 Doml; & of Posts to be marked M. 1, M. 2, M. 3, etc.; the numbers oor- 
ing with 二 r atera l rod pins to be marked T. 1, T- 2, etc., the numbers oorrespond- 
L : 加 Panel points - 
res pondhT latera l r0( i pins to be marked B. 0, B. 1, B. 2, etc., tlie numbers cor- 
Bolt s g WlUl Uie pauel P oi nts. 
Br ac ] ce ? e ^ 110 mar ^> bat slioulcl be boxed before shipment. 
Oi.r»nw S も。 わ 6 marked P. or I. (portal or interraecliate), also R. or L. 
namental Aktobe marked R. or L. 
