B.S. 3191 : Fixed playground equipment for schools. 3191
Part 3A : 1961 : Special requirements for steel tubular assault
poles.
B.S. 3250 : Method for the thermal testing of domestic solid
fuel burning appliances with convection. 3250 Part 2 : 1961 :
Hood method.
B.S. 3338 : Methods for the sampling and analysis of tin and
tin alloys. 3338 Part 3 : 1961 : Determination of antimony
in ingot tin (photometric method).
Part 4 : 1961 : Determination of copper in ingot tin and
tin-lead solders (photometric method).
Part 5 : 1961 : Determination of lead in ingot tin and tin-
antimony solders (photometric method).
Part 6 : 1961 : Determination of copper in high purity ingot
tin (photometric method).
Part 8 : 1961 : Determination of bismuth in ingot tin, tin-
lead solders and white metal bearing alloys (photometric
method).
B.S. 3348 : 1961 : Antral trocars and cannulae.
B.S. 3351 : 1961 : Piping systems for the petroleum industry.
B.S. 3354 : 1961 : Sinus forceps.
B.S. 3355 : 1961 : Spencer Wells artery forceps (straight and
curved) with box joints.
B.S. 3357 : 1961 : Glue size for decorators' use.
B.S. 3358 : 1961 : Flax canvas water buckets. 4s.
B.S. 1219M : 1961 : Preparation of mathematical copy and
correction of proofs (extracted from B.S. 1219 : 1958).
B.S. 1828 : 1961 : Reference tables for copper v. constantan
thermocouples.
B.S. 2972 : 1961 : Methods of test for thermal insulating
materials.
B.S. 2973 : 1961 : Classification and methods of sampling and
testing of insulating refractory bricks.
B.S. 3149 : Recommendations for the carriage of live animals
by air.
Part 5 : 1961 : Day-old chicks and turkey poults.
Gives guidance which will ensure the proper care of the
birds immediately before and during their shipment by
air.
Part 6 : 1961 : Reptiles.
B.S. 3284 : 1961 : Polythene pipe (type 710) for cold water
services.
B.S. 3362 : 1961 : Couplings for bulk handling of animal
feeding stuffs and grain.
B.S. 3366 : 1961 : Dental cobalt chromium casting alloy.
B.S. 3376 : 1961 : Open fires with convection with or without
boiler.
B.S. 3377 : 1961 : Back boilers for use with domestic solid
fuel appliances.
B.S. 3378 : 1961 : Domestic heating stoves using coke and
other solid fuels.
B.S. 3381 : 1961 : Metallic spiral wound gaskets for the
petroleum and petrochemical industry.
B.S. 3382 : 1961 : Electroplated coatings on threaded com-
ponents.
Part 1 : Cadmium on steel components.
Part 2 : Zinc on steel components.
B.S. 3383 : 1961 : Normal equal-loudness contours for pure
tones and normal threshold of hearing under free-field
listening conditions.
B.S. 3384 : 1961 : Dental gold solders.
B.S. 3385 : 1961 : Direct-reading personal dosemeters for X-
and gamma radiation.
B.S. 3456 : The testing and approval of domestic electrical
appliances. Part A : Heating and cooking appliances.
Section A 5 : 1961 : Electric toasters.
Section A 6 : 1961 : Electric coffee percolators.
Section A 7 : 1961 : Electric washboilers.
Part B : Motor-operated appliances. Section B 3 : 1961 :
Electric dry shavers.

AMENDMENTS TO BRITISH STANDARDS

Amendt. Reference
No. No.

B.S. 171 : 1959 : Power transformers .. 3 PD 4108
B.S. 529 : 1944 : Steel eyebolts ... 8 PD 4106
B.S. 537 : 1951 : Lancashire and Cornish boilers
of riveted construction ..... 2 PD 4154
B.S. 609 : 1951 : Horizontal and multitubular
boilers of riveted construction ... 2 PD 4155
B.S. 665 : 1951 : Vertical cross tube boilers of
riveted construction ..... 2 PD 4156
B.S. 740 Part 1 : 1948 : Portable fire extin-
guishers of the foam type (chemical) ... 6 PD 4125
B.S. 758 Part 2 : 1960 : Small domestic hot
water supply boilers using solid fuel. Part 2 :
Thermostat-controlled boilers .... 1 PD 4139
B.S. 761 : 1951 : Vertical multitubular boilers
of riveted construction ... 2 PD 4157
B.S. 764 : 1954 : Automatic change-over con-
tactors for emergency lighting systems ... 3 PD 4123
B.S. 825 : 1949 Mild steel shackles .. 6 PD 4134
B.S. 857 : 1954 : Safety glass for land transport 3 PD 4162
B.S. 887 : 1950 : Vernier callipers ... 3 PD 4137
B.S. 931 : 1951 : Loco-type multitubular boilers
of riveted construction ... 2 PD 4158
B.S. 1195 : 1948 : Kitchen fitments and equip-
ment ... 6 PD 4099
B.S. 1397 : 1956 : Safety belts and harness ... 5 PD 4112
B.S. 1539 : 1949 : Moulded electrical insulating
materials for use at high temperatures ... 2 PD 4126

B.S. 1598 : 1949 : Ceramic materials for tele-
communication and allied purposes .. 1 PD 4119
B.S. 1633 : 1958 : Steel for land boilers,
receivers, and other pressure vessels ... 1 PD 4105
B.S. 1672 : Methods of testing rubber latex.
Part 2 : 1954 : Chemical and physical tests 3 PD 4107
B.S. 1711 : 1951 : Solid rubber flooring ... 1 PD 4138
B.S. 1739 : 1957 : Filter flasks ... 1 PD 4140
B.S. 1811 : 1961 : Method of test for wood chip-
boards and other particle boards ... 1 PD 4110
B.S. 1822 : 1952 : Nickel clad steel plate ... 1 PD 4111
B.S. 1832 : 1958 : Oil resistant compressed as-
bestos fibre jointing ... 1 PD 4129
B.S. 2051 Part 3 : 1954 : Steel compression pipe
fittings for engineering purposes ... 3 PD 4122
B.S. 2562 : Cable sealing boxes for oil-
immersed transformers. Part 2 : 1959 : Boxes
for 22kV and 33kV solid-type cables ... 2 PD 4130
B.S. 2655 : Electric lifts. Part 1 : 1958 : General
requirements ... 3 PD 4152
B.S. 2767 : 1956 : Valves and unions for radi-
ators (low pressure hot water) ... 2 PD 4118
B.S. 2790 : 1956 : Cylindrical land steam boilers
of welded construction (other than water-
tube boilers) ... 2 PD 5159
B.S. 2942 : 1957 : Formaldehyde solution ... 1 PD 4128
B.S. 2992 : 1958 : Painters' and decorators'
brushes for local authorities and public
institutions (excluding quality of fillings) ... 2 PD 4103
B.S. 3030 : School furniture. Part 5 : 1960 :
Pupils' dining tables and chairs ... 1 PD 4109
B.S. 3032 : 1958 : Higher tensile steel shackles 1 PD 4133
B.S. 3117 : Wheel pairs for locomotives and
rolling stock (dimensions). Part 1 : 1960
Axles ... 1 PD 4094
B.S. 3156 : 1959 : Methods for the sampling and
analysis of fuel gases ... 1 PD 4136
B.S. 3241 : 1960 : Toughened polystyrene for
sheet extrusion ... 1 PD 4132
B.S. 3257 : 1960 : Principles and terms for the
description of fabrics (with special reference
to fibre content) ... 1 PD 4131
B.S. 3274 : 1960 : Tubular heat exchangers for
general purposes ... 2 PD 4147
B.S. 3295 : 1960 : Unit heads (slide type) ... 1 PD 4104

Specification Declared to be a Standard Specification

Pursuant to the Standards Act 1941 and the regulations
made thereunder, the Minister of Industries and Commerce,
on 27 August 1962, declared the under-mentioned specification
to be a standard specification:

Number and Title of Specification: N.Z.S.S. 286 : 1962:
Cast iron spigot and socket pipes (vertically cast) and spigot
and socket fittings. Part 1: Pipes; being B.S. 78 : Pt. 1 : 1961.

Price of Copy (Post Free): 5s.

Application for copies should be made to the N.Z. Standards
Institute, Bowen State Building, Bowen Street, or Private
Bag, Wellington C. 1.

Dated at Wellington this 29th day of August 1962.

E. J. SUTCH,
Acting Executive Officer, Standards Council.
(S.I. 114/2-254)

Amendment of Standard Specifications

Pursuant to the Standards Act 1941 and the regulations
made thereunder, the Minister of Industries and Commerce,
on 27 August 1962, amended the under-mentioned standard
specifications by the incorporation of the amendments shown
hereunder:

Number and Title of Specification Amendment
N.Z.S.S. 497 : 1958 : Methods for the an-
alysis and testing of coal and coke. Part
5 : Gross calorific value of coal and
coke; being B.S. 1016 : Part 5 : 1957 ... No. 2 (PD 4309)
N.Z.S.S. 213 : 1958 : Wire-armoured paper-
insulated cables for use in mines; being
B.S. 760 : 1956 ... No. 1 (PD 3883)

Application for copies of the standard specifications so
amended should be made to the N.Z. Standards Institute,
Bowen State Building, Bowen Street, or Private Bag, Welling-
ton C. 1. Copies of the amendments will be supplied, free
of charge, upon request.

Dated at Wellington this 29th day of August 1962.

E. J. SUTCH,
Acting Executive Officer, Standards Council.
(S.I. 114/2-255)