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RULES AND REGULATIONS

7032

CODIFICATION GUIDE Con.

CONTENTS Continued
federa

register
t N1I9T3E4O
Published daily, except Sundays, Mondays, and days following official Federal holidays, by the Division of the Federal Register, the National Archives, pursuant to the authority contained in the Federal Register Act, ap proved July 26, 1935 49 Stat. 500, as amended; 44 U. S. C., ch. 8B, under regula tions prescribed by the Administrative Com mittee, approved by the President. Distribu tion is made only by the Superintendent1of Documents, Government Printing Office, Washington 25, D. C.
The regulatory material appearing herein Is keyed to the Code of Federal Regulations, which is published, under 50 titles, pursuant to section 11 of the Federal Register Act, as amended June 19, 1937.
The F ederal R egister will be furnished by mail to subscribers, free of postage, for $1.50
per month or $15.00 per year, payable in ad vance. The charge for individual copies minimum 15i varies in proportion to the size of the issue. Remit check or money order, made payable to the "Superintendent of Documents, directly to the Government Printing Office, Washington 25, D. C.
There are no restrictions on the republicatlon of material appearing in the F ederal R egister.

Now Available
Justice Department
See Alien Property, Office of.
Land Management, Bureau of
Notices;
Alaska; small tract classifica tion____________ _________ 7047
Rules and regulations:
Alaska; revocation in part of PLO 46____________ _______ 7045
Production and Marketing Ad ministration
Rules and regulations:
Grapefruit in Arizona, Imperial County, Calif., and that part of Riverside County, Calif., situated south and east of the San Gorgonio Pass; rate of assessment for 1949-50 fiscal period___________________ 7031

Securities and Exchange Com mission
Revised through July I t Published by the Division of the Federal Register, the National Archives
725 pages $1.00 a copy Order from Superintendent of Documents, United States Government Printing Office, Washington 25, D. C.

CONTENTS Continued
Notices:
Hearings, etc.:
Buffalo Niagara Electric Corp_
Derby Gas & Electric Corp__
Electric Bond and Share Co__
New England Electric System and Narragansett Electric Co____________________
New England Gas and Electric Assn__________________
Ohio Power Co-----------------Proposed rule making:
Registration or exemption of exchanges; proposed revision of forms and rules_________

7052
7051
7052
7051
7051
7053

7046

Page
CODIFICATION GUIDE

7044

A numerical list of the parts of the Code of Federal Regulations affected by documents published in this issue. Proposed rules, as opposed to final actions, are identified as such.

7044

Title 7

page
Chapter IX:
Part 955------------

7031

Interior Department
See also Land Management, Bu reau of.
Notices:
Withdrawals, public-land; pro cedure __________________

NoticesContinued Applications for reliefCon.
Class and commodity rates from and to stations on Tremont and Gulf Rail way___________________ 7050
Formaldehyde from Texas and Oklahoma to Ware Shoals, S. C____________ 7050
Pig iron from Texas to Alton, 111_______ _____________ 7050

Railroad Retirement Board
1949 Edition
Housing Expediter, Office of
Page
Notices:
Railroad unemployment insur ance account; credit balance- 7051

UNITED STATES
GOVERNMENT
ORGANIZATION
MANUAL

Rules and regulations:
Michigan, New Hampshire, South Dakota and West Virginia:
Housing_________________
Rooms in rooming houses and other establishments_____

Interstate Commerce Commission Continued
Title 14

7048

Interstate Commerce Commis sion
Notices:
Applications for relief:
Cativo wood from the South to official territory---------- 7050

Chapter I:
Part 42____________________

7031

Title 32

pae
Chapter V:
Part 580 ______________ Chapter VH:
Part 880___ ________________

7044
7045

Title 43

Chapter I:
Appendix Public land orders:
45 revoked in part by PLO
616__________________ 7045
616______________________ 7045
Title 47

Chapter I:
Part 2_____________________

7045

tained from the Aviation Safety Agent responsible for the air carriers operating certificate.
Prior to the conduct of operations offroute, the flight operations and main tenance manuals of the air carrier must be revised to incorporate additional in structions to its flight and ground per sonnel for the operation, servicing, and handling of the aircraft used in this type of service.
In lieu of amending its scheduled air carrier operating certificate, a scheduled air carrier may apply for an Irregular Air Carrier Operating Certificate in order to conduct charter flights or other spe cial services both on-route and off-route under the provisions of this part.
42.1-1 Flight time CAA interpreta tions which apply to 42.1 a 14.
This is construed to mean from block to block.
42.1-2 Twilight CAA interpreta tions which apply to 42.1 a 20.
The twilight referred to in this section is deemed to mean civil twilight. The duration of civil twilight is the interval in the evening from sunset until the time when the center of the sun is 6 degrees below the horizon; or the corresponding interval in the morning between sunrise and the time at which the sun was still 6 degrees below the horizon. 1
CERTIFICATE RULES

42.5-1 Letter of registration re quired by Civil Aeronautics Board CAA
policies which apply to 42.5. Issuance of an irregular air carrier operating cer tificate does not relieve the recipient thereof from obtaining a Letter of Regis tration as required by the Economic Regulations of the Civil Aeronautics Board. An Application for Letter of Registration Form CAB-2789 may be obtained from the Secretary, Civil Aero nautics Board, Attention: Operations Division, B-68, Washington 25, D. C.
42.5-2 Application for an irregular air carrier operating certificate CAA
rules which apply to 42.5. Application for an irregular air carrier operating cer tificate will be made in triplicate on Form
Title 17

Chapter I:
Part 249 proposed--------------

7046

Title 24

Chapter VIII:
Part 825________- __________

7044

1
Supplement to the "American Ephemeris, 1946Tables of Sunrise, Sunset, and Twi light, issued by the Nautical Almanac Office, U. S. Naval Observatory. For sale by the Superintendent of Documents, U. S. Govern ment Printing Office, Washington 25, D. O.