8 NOVEMBER 1930,

BUREAU OF NAVIGATION

BULLETIN

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NUMBER 144.

PUBL I SHED FOR THE PURPOSE OF D I SSEM 1 NAT I NG

GENERAL I NFORMAT I ON OF PROBABLE I NTEREST TO

THE SERV I CE, --

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To ta l

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re at tie

I n emmining t h e r e p o r t s of trFi.ning covrsos comIIle5ed du r ing I ' t h e l a s t r j - s c a l year , it i s i .nterest i r ,g t o f l n d tk t ihe ~ ba'5tleship .. standing f i rs t i n gunnery vias the one t h a t hzd compl?Lerl t Q e most

s t a i d i n g 1oI;:nst, i1Fd corn- I

s the l eede r . I n courses f o r gunnery r a t ings , whi le the one p l e t ed t h e l e m t nurabcr - less than 10% 2s man; p l o t t i n g these r e s u l t s , t h e o the r s , wit,h one exception, pl.ot,tecl around a 5 n e conncctLng these t s o , \:ere n o t com;?lete, t,hey are suTficient, t o suggest thn'i the gun;:erjr o f f i c e r tkt use? a11 avai lable Ilier?ris or" t r z in t r ig ixis mea indivj'li-- ually as v x l l as i n crews p r o f i 5 s from sc c

'dhi ie the r e t v r n r on cGLr?es

I d lc inc .

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This sugs::cstion is f o r t i f i e d when it i:: Pound t h a t t h e l i g h t cruiser which s tood one i n engixinewing - -as t h e one tk t had com- p l e t ed t h c most engineer lne courscs, while t h e one staiztli.ily l o v e s t had cnmpleted t h e l e a s t riuqber.

RTRTJITS CJilE3 TIZAINIIUTG.

The follorJjng t a b l e shows t h e number of r ec ru i5s under instirue- t i o n a t t h e v r r iouc 'Trainin:; :3:n t l o n s ui:der da t e o f 25 Octobcr, ?.Wl,

DIVII 'IG ?FTJLLOi'T.! EIJTS. -_. I - --- I 1 _ . 1 _

Since it? es?abl._i.shae:it i n 1928, tile deep d iv ing s c h o d a t t h e 'Lachington Hay, Y w d . has gmduatcd seva;-rLl cl 3 : ses f r s i n e d i n diving, i n t h e conduct of d iv ing ok>t,ra+L.ons, and i n u x e r v j a t a r semanship , inc luding ths i r e of LJ.evSce:. ucefu l i n rescue and salvage vrork. men a r e a u a l i i n bo th C;-'.cc.i;ric aud ges undcriia ter cu t t i ng , and i n thr. w e of ni n27 s;w5&. op?iinric3s; ~ 1 ~ 3 . u^ in rge n r r t o f each c l a e s quoliffecl for c7enJ;hs up t G 300 fcet .

Thece

r" i h i s is a g m z t e r d q t h than har bcen attem$ed by a:ry o t h e r divel-s' sclmol. l l t t l e i j r o f i t i n so doing, s ince ihc i.ncinbr,I'-"Lrxe or" the var ious l i n e s f m m the su r face hampers ac t , i v i tins i n c r c a s i n p l j a$ g r e a t depths; and t h c long tirile ~-eyi l i rod f o r the asceJi$ in order to avoid ca i s son d i sease redvices the usefu lnees of such dive: t n the van- i s h i n g yoin t .

Thcse mer, cou1.d ?a d c e w r , but the re vmuld bc

The Rurezu. hrs been i n t e r e s k - 3 t o okcerve t h e deTv~elopment of armored d iv ing apFamtuc 02 one kind 0;- a a o t k r t o permit pro- longed d iv ing ;t g r e s t depths. Such zpporFtus ~ F S heon used i n connwt ion rr;ith t h e xireek o f t h e FGYPT. accomplish thTLt objec t ; but t o do te t h e y do n o t pesicit car ry ing on u s e f d v;orlc t o the ex ten t reyinircd for n a - d purposcs.

Some of tiicse unc!oubteCly

A t t h e T!iir.,3. Natima?. Conf c r c x e on t,he kmeric2.n LIerchant Marine held i n Btlshington, D. C . l a s t April , a Comiiftee was ap-

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I . . . i t - 3 Y

22 NOVEMBER 1930,

PUBLISHED FOR THE PURPOSE OF DISSEMINATING

GENERAL INFORMATION OF PROBABLE INTEREST TO

THE SERVICE.

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For some t i x e gas t the Eaq- Department ha3 occasionally sent o f f l c e r s t,o the krny Xndiistrial College. i s such t h a t thc C O L W ; ~ administered can 'De of coneiderable value to Naval Officers. Ib i s proposed, therefme, t o order Line Officers f o r duty under instruction. when i t i s knmn i5ia-t their subsequent duty w i l l be such a:: t c make the knowLed,ne gairled of p a r t i c r i a r value t o the Navy,

The purgose of the college

The industrj-al College was ~ s t ~ b l i s i ~ e d ''for the purpose of t ra in ing Army Officers i n tile ilseful knowledge pertaining t o tlie super- vis ion of procur6,ment of ~ l l mili t3ry s q u l i e s i n time 01 war and t o the assurance of adcqu- t e provision of mobilization 01' material and industrial, orgeniza,icm essei i t ia l .to war-time sieeds". The course covers a Teriod of q2rcxirr.a.ccly t e n men$@, from September t o June. Students are given leczures on ptrl inel; t$;ubjecb not on ly Sy the operating staff, bu+, by experienced o f l i c e r s i n the Office of the Assictarit Secretzry of War and Suppiy brwiches, zfl competent, c iv i l - ians engaged I n Lhe baakliig industry, comerce, axd manufrctming.

--.- COifi:ISSIONE2 OFFICER A?POINDiPfiTS I

I Existing Ptatules permit the commissionic'? of not more than twelve Ensigns from Chief Roatswcins, C,hief Gmners, Chief Eiectr ic iaus , Chief Badio Electricians, Chief L'kchinists, 3os%sw3ins9 Gunners, Qec- t r i c i ans , Radio S lec t r ic ians , and ?dach.:rists of t h z hiy. Candidates

of a m on-1 JuI.3.s. 1931, aiid m u s t have emveil f3r a rcr iod of a t l e a s t

Exts t ing S ta tu tes blso peml t the qpoin-tm znt of Chief Pay Clerks and Pay Xer?cs t o the graile of iLrsist-2r.t Papclsterp t o f i l l existin; vacax ia s . Candidz:.C,ez te be e? j-qib_tc lni16; m t b r over th i r ty- f i v e years of age a t Lhe time of E;ppoi-,-.i:cnt. The r.,reau requires thct in order to be fui1.y cligi'ol-e khe Landidatesf Lmords sinci! ap- Dointroent i n the graze of Pay Clerk mus-t 5e above average.

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I t o w i l l be conducted on or about 1 AFril, 1931. compete nust be received i n the h r e r u riot l a t e r t h a 1 Fchruaxy? 1931. of the examinaliouic, i n tha nesr future.

Applications t o

The I3ureau proposes t o i ssue a Tircular out l ining the scope

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1 Ckiisf iiIrch?'.nist T. 3 . F'Iorris, TJ.S.N. hone rzddrees, 2201 CrockeJ; StreGt, Houston9 Tsexas.

The S e z r e t x y l i 'cevise iorvrercleii cornrnen6ator.y l e t t e r s t o 3 number of o fz i c s r s , E S follows:

Lieutenant (jy) John A . Marshg U.S.J., U.S.S. ",E9 hope nd- dress, 114 Fuller S t r e e t , Dorchester Centcr, Boeton, i'fasc.

For eremplary fieila,vior under musua.l. and t ry ing circurnstaiices on board t5.e :Stecn?ship Fairfax vhen that vesse.?.. was i n 3 c o l l i s i o n with the O i l Tanker P i n t h i s . Marsh rendered g rea t ass i s tance in cdminy: passengers and dressing the burns 02 o the re , clespi-ie the j.njixri:x t o members of his own r"erni1y a.nd t o h inse l f .

1,j.eutenen.i; (j g ) Jut;usttus S. fdulvanity, U. S. 11. Iwmo address, 21 Spring Ctreet , Nz-chua, N. H.

(Dcxensed) ,

For calm deportraent, se l f - s$cr i f ice , and disregnrd of 7er- sonal danger unde r unusw.1 arid t ry ing circumstznces x~hile F. passenger oil board the Stearnskip F’airfax, t:hich vas i n col-l ision T i t h the O i l Tankcr P in th is . ill cal.ming passengers, renilei-i.n; i’ irst a i d 9 and in saving the (4imrtcnnc.ater of t,he Eslir’ftx, J. V. l;uhank, frcm drorminq, desp i te tine l o s s of hi:; e n t i r e fnmily i n the cn tes tmphe .

fdulualzity rendeyed grea t ass i s tance

ENLISTED PERSONKEL

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T ~ H I N I hlG

Yhcn i m i c l i c s b l e , men in t h e Batt le F l w t and Scoubing F lee t vho are under con::idoryT;j.on f o r :-lssignment t a Class B Yclsccrls are sent t o one cf chips equipped t o conduct the standard t , es%,~ , ~ . h e r e $hey are tssteri and t h c i r Commanding Ofi’icers informed of the r e s u l t s . Commanding Qff iccrs ehoul.3 take t h w e scszllts i c t o consider: t i o n i n reconunending men f o r t h e aclrmls.

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N A V A L OBSERVATORY

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Excellent, ._I_ Recults I_IC.-.---- Oht?-ined.

T'be fol?.on?.ni: repr ts have been reccived €rom the Eclipse ExTc,ditiol; under com-mnd o f Cominan6er Chester H. J. Keppler, U.S.E. describing the successful outcome of the observations:

Wo clouds, s1Q of very good qual i ty . D i x c t ohotopraph:; entfre1.y satisfnctl?ry, good f l a s h photofietei* and Zi ns te in . Corona mid:7ay i n type. Tvo I 'airly I-ong s ' ~ r 3 ~ m c ~ s ~ one at 3000 arid one a t 120°. given, o r i f given message ;xis so garbled it could not he understood). Boileyts beads scen a t edge of sui a-t beginnin2 of ecl ipse. no t clarmed by the ccl lpse but mc:1 inteyested. pa r t i e s mere sumessfizl. Forty-one coronal ~ i c t w c s @us E'inetein and spectrographs obtained Shoi-t shoi$ers one hour bzforc:, tot::,li"c;i, 'I

Fair ly br ight . s l x mdium streorrlers (d i rec t ions were not

Natives The l J e i ~ Zealand

All rllernbcrs of om- party i n good health.

l??xpect, pacliind eclfpse erjui.pi.ilm-L including r a d i o com,>l e t e 27 October. Strong no:*thcar. k : d y c;l$ells rviining las t three days. i'rolii ES foo t calnera sLoiv exccptj.on8-l hc,au.ty and de ba i l . UIarrLott v; s t ly g r a t i l j ed. Profesaop !ii%chell' 5; spectmgraphs show exquis i te iiefini.iioi1 t:sough a l a rge range i n "~avi? length from 3200 i n v i o l e t to 7800 anestrons I n red. v i s i b l e i n t h e spectr:; of rrhich one a t wave length 6770 i s 8 nevJ discovcrji on -tvo d i f f e ren t p l i c to~rq l : s . one tt G374 shorn much ctruc4,:l.ra.l. & t a i l . plmtograph coronal cii:;-,ixrbances on east, arid nes t edges of sui w1iic2: tool: .t&ieir o r ig in i l l oruytive prominences i n coroniiun line:; do not, resemb1.e tl-a% exld,bj-ted 3y the pxminenccs. The changes i n c:orun:J forms shmn lJy s u c c ~ s s f u l spec Lra ind ica te v io len t motions i n corona. heiyhts of 1009000 miles ever the ziml s surface. has never been observed hefmse. extend nore %ban two dicmeters beyond the edge of the sun."

k i l l emharli on 'I'ANAGER as rapidly a s vieather permits. Mine plates

Professo?

Altogether corenlm l i n e s 8re

This 1i.m i s 02 considerable :,trenyt;h and shows itselr" Tho green coronium l i n e md. the red

Both spec t rog rqh end

Them d e t z i l s as shown

'These distwbmces can be traced t o Similar phenomenon

Goroan1 streemers on E.instein plates

SE,XTdJIT- I ~ ~ L U I ' I I ~ A T I O K

Lieutenant 2, E L ;klk?nerLiy9 of t k z S-46, has su'rmitted a system f o r i l l m i n t t t i n g the scc le of a s e x t , ~ ~ i t , developed and used bjj 15m v i t h success. I n de :;cribing the schernc, Lieutenant TllcrJenemy wrote:

"A small i.d.1 !;no:7n f ' lasklight o f the type knuvn 3s ':nap Lite" was secuxd t o the sextant arm by nezns of a piece of shim brass malting E sleeve f a r the f l a sh l igh t t o fit in . reading magnifying g lass t'nrough kwo h d e s i n the brass l o - cated so tha t the brass makes a snug f i t around the body of the flasllliglit. The cover end of the f l a s h l i g h t i s C?irectod on

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The shim brass i s secured by the post f o r t h e vernier

H Y D W G R A F H I C OFF ICE

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