1 I a.


f)/~ XT7L


DESIGN FOR AN OBSERVATORY FOR A 7 FT TELESCOPE


A. AND A TRANSIT INSTRUMENT.

Door o foo.
D,, - 5cq a if,, to a oot.
i~~~~~ T--- -"r


Ii


_ K -~----~
__ ----------____- I -_


_ K.
^1


I


.kI-
.1~r
4"


F^- -4 >2
"_ i''* // 7
-- ------i--, ------- 7 ,/ /







^\^------[~g'- ------T^ jl
'I
_i









________Z _-4__ r _--
-- '" I? / :" .... b-.. _
^/1~
s.4
--:i: if!-_"L _ .:- = ......



ci


PLAN.


C.


-__ .. _-
L_


ELEVATION OF END OF TOP SHUTTER.
Jlade fto lp over Donze Ce7Vtc'r.



i ]

j. .


O'roniulc


SI,
1'/


ii'


I I




L
T}7o


FRONT VIEW OF TRANSIT SHUTTER. SIDEVIEW OF SHUTTER SLIDES. i
i ..-. .... ill


I.!











I --- i ... -i T- "'
-- --










'I T. ,i
I '














i-] J I1.-- - ---r----


ELEVATION


SE.


Iron/ n~ added f ir
iny stff essto aIl of-Dome,




-I/ DnunR.
i, 9. ---








upper
o R





----------_


.r-7
/ i "






--------









SECTION OF DOE CILLS,
Showing Traivelling Bal .
Shjw!mj Tmayelj~uf Badll.


'5 Di de



d' I) n


Sof-Donm

.T


Scale k sixe.








Zuc 2











Ed/EVGS


Sg lfz 'e f
"lop Ptate o.'
-2lilding ,


PLAN OF TOP OF DOME.


G.

SECTION THROUGH TRANSIT SHUTTER.









Scace i V to la foot.





H.

SECTION THROUGH DOME SHUTTER.


B.


i- --- L--H_._. .i ------'-
-- i--- --------. .--
I


1


Lecv~l


4,


- it"I I---- ---- ----- -- -- ----------- w ---


, C'


IIIJll I II


-N*.- 8 ----------ii ---------------- -


..........-..--- .. 24- --


~8t~P~e~ IP


i i i


I


s


--------~----"- ~----r '


i


--------- --------


111_


r


,


t,


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