Lending library service C-49186

Linen hire service C-10076

Lottery C-82364

Management consultancy service C-63398

Map preparation service C-60525

Market research service C-16052

Marriage guidance service C-81166

Materials handling engineering service C-49339

Maternity hospital C-54358

Medical research institution C-80850

Medical specialist C-40703

Merchandising consultancy service C-88678

Meteorological services C-61731

Midwife C-40914

Mining engineering service C-22852

Mobile library service C-91037

Motion picture drive-in cinema operator C-80731

Motion picture film production service C-54185

Motion picture leasing service C-42321

Motion picture screening event operator C-95499

Municipal library service C-53910

Music bowl operator C-16465

Musical comedy company operator C-93610

National park operator C-27527