The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1878-07-28

rsLrscorIc onsrRrArIoss.
seiip.. out any ,eis :sp s'os :. ali
or opera 'sn glasses Sa s.s Of % pyss:s,
nssra arc s. f.0rs doing GOD service
20 Ss Spy sewey,r '@s win require
may made wood in ~ smuss, man
Or ass ssy ha M s.psss 81 es,
support Is aes:gssy ad in dsau, of
S1 GtaseIn snric,p.tion ofthe h to tr.u,i, Of M.r.
tory nsa,II.E :ssds
St ,%"as !. nnsusa long .sa5s Of
I %s",sa g and mos: %S, &c.
@ sf' e. In" Inter or
sSs.ny DARK Deer blue h.. been yos.ied
;s@sny. but How apparently H losing a'' s.vo !.
s. n. ana n n sSs s &
sIisssIys. have ss.esa - s s.a
inches focus ana three niche. Tor i've iset
eye ,oins ,hickss and aars IN s,;s
e'ss5 s. sss s
safety am II o T inches ss 1sss 70 use ~,
,s s., focus. Mhsn me- proper shade +
an .ns y shss s sS
al va" "s. tina, ."S 10 .o may s .n.ny
Ing the brightest sun without Inconvenience Th smoked
IN Gss. sD .:p.s:..a rom q ' ss
bound .ossshsr eya OF paper around
nes VII q the
win be derood the neces,it far cap.
10 amin,n me .uer.ar confined to common ,eeope
pyasS n, s1pa to. observing the
vs sh The !. . .ss sss sna
hea,i,y q Tsssera When observing orr gin. sun the
,sss n s5sa,: Tic hs. sas
occasionally either by shs n n tho hue os Sse
tive :. or by the 80, telescope away
s esss'y vi, the he "a. ,o.y Of
as that the d s. iq'o at
m S s r 1 ,s, S the
ex.ins aon OF s last of sunlight sim altaneoas With
e portion 60 the sun marks the third aud the
col tues he fourth cowsact The d arst
aa ns sa sd fs e.. the
observation o. these contacts consists noting the exact
piece WITH ,oras hand ops srs usually s
we'll w" %, ' the sinsss the
there Is Generally some a1esl.:n
slight nden.ton in the snas limb which, iess lie ob
seen nd thu. .h. ssaS.. 4.
its ss' M Ss %
contact there II. deSy s SSa IN ~
power OF not more than sixty diametsrs - a use
rsanis tho ps n" IN ss
dark to destroy al, glare sna 20 .1u n Ss suic
being rim. y ,n, eel. without .no, e. effort S'
ehar4cter that the ns;ans OF their occurrence can he
fs' s.''ss S1.a:,.a ''aS.s
sfe. .%d :.
TINT green SHADE glass light MS tho eve NC atra
S WI
there DO the e1.ct Sssns and
%sS tue Iaady sow OF
moon ..,sy DIN rent from the aa.xlis light 'o OF
s viii /. ns sas s ~. S
green glass it VIII be sunic. apparent riaaIy M
yet another inaiea.o% OF the second AZ
outline OF the moon. round and black reposn that
The approach Of the third contact will upon she
the @ ~S:rs t.. he SUI. S%''s@iD' h.a.a
two :. g sS .sd
t"tay lhs be ea ,ss Of sns viii AN
s'TTin .a:stysd without amy sh.S 81
ass the ss sssIs"' sA -, contact p.
Sssa Tue Ns,s.s Of 4. aa.
-1 10 .i,s 4: n s
s'e S.y a. :.".. u os ." :. tn.
IN mus y; S,. S;''s %:
later .. MN regard
common spyglas. Tor there viii probably
ss.sf: sa =; the s. SSas
Of the 10 secure tue 6s..
sse party mus. be entirely .ono and above ali
Or 90 teoro the expected time person With
begin .isa while the OBSERVER
x cry ~M.rsW .ad tho person at the ,%s spssss
the minute aud finally tho hour Bsois Sssi"ains s' TO-
s'.s a sss
.p.c. "n "a s sGs near
eordng a wrong minute Fer example. when the
sxs.Iy sn taken ass to
n s s' s tho s .ep.s Vi. ssse
minI.n the risk Of .ush mistsso. Aiitte sossy
Dc aienlsy IN seeing the hands Of the mepiscs tho
observatioas Of tho Internal contacts be utilized
The ssswsds' ct The ; err OF the %e.ce but
WIN 20 OF no value nnes. the error Of the timepees Is
To S, . as NY s9S'd H.:
nv . saS S.,r . "s
any proper their s'''" os. .'' on ma. July "'s.{
signal. by making the inmate and sanss
ws s.,ryS ~ s 'se S'Gs' Explained
on each Of the days m.ntionsd and noting the
m .hs 's".i rsssxss 80 matte; how ~..sS
e and 81 Without .hi. prseau,ion neither
The final record Of set observations ,bo,d
contain the following informston '
The name OF the station, including town, county and
pie It's bearing ana distance from en-" s.r san
United state. surveys. or ,ns Ss.T
bearings Of three such case
of,he Side Wv" ''' names
see as OF ns and Of tho
scope employed.
The times indicated by the watch at the reccpon Of
the Washington noon signal on July ~, 20 na ~
Ihe time OF each OF the contacts lust read
face OF tho watch without the application of
tion. = ~
An estimate of tho uncertainty which those tmcs
are liable. "
3 Any remarks which may he thought necessary
%. The signatures Of the observers thus:-A r.
observe. with telescope; q. H., time observer
I'll particularly requested that the origna pencil
morauda of the times vi contact be Nav.
servstory. enclosed In the abov. Described sport
several parties observe eclipse IN tho same 9Th
borhood II Is quit. likely that their recorded times
IN differences |
In she work OF tho most practi'ed astronomer.
aud they must be allowed to remain IL 4, meyer [
perm irsDic to alter the record. thar
such thing has been done will the entire rrjecon
OF tue observation. |
Limits 9 0e ShoJo'c Pah.Tierc is yet much uncsr
ainty IN the best solar lunar tables
OF July next the British ephe places the
moon shadow while crossing Colorado about and