1938 Ironmonger Diary and Hardware Buyers Guide: Companies O

Note: This is a sub-section of 1938 Ironmonger Diary and Hardware Buyers Guide: Companies
- A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z -
- Oakey, John, & Sons, Ltd. ............ .. Wellington Mills, Westminster Bridge Rd., London, 1 S.E.1
- Oates, Ltd. ............ Station Saw Mills, Worksop, Notts
- O’Brien, Thomas, Ltd. ............ Slater Street, Duke Street, Liverpool, 1
- Oldbury, Isaiah, Ltd. ............ .. .. Reliance & New Britannia Works, Wednesbury
- Old Hill Co. (Powke Lane), Ltd............... Old Hill, Staffs
- Olivet Engineering Co. (1933), Ltd. ............ Gordon Works, Valley Road, Sheffield, 8
- Optimus (London), Ltd. ............ 5-9 Dane Street, Holborn, London, W.C.l ..
- Ormond Engineering Co., Ltd. ............ .. Rosebery Avenue, London, E.C. 1
- Orr, H. H. J. ... 108 Napier Street, Sheffield, 11
- Osborn, Samuel, & Co., Ltd. ............ .. Clyde Steel Works, Sheffield
- Osborne, Percy........ ..Ball Lane, Carver Street, Sheffield, 1
- Osmond & Matthews, Ltd. ............ .. Osmat House, Hearn Street, Finsbury, London, E.C.2
- Ovenden, Haward & Co...........110 Cheapside, London, E.C.2
- Oxley, James..........Toronto Works, Garden Street, Sheffield, 1
- Oxley, W., & Co., Ltd. ............ Parkgate Steel Works, Rotherham