| 4272 | Dent & Hellyer Ltd | Catalogue of sanitary fittings for hospitals etc | 1909 |
| 4271 | Armitage Ware | General catalogue | 1965 |
| 4270 | Knowles & Co Ltd | Catalogue | 1950 |
| 4269 | Zinc Development Association | Zinc Bulletin. No. 2 | 1947 |
| 4268 | Shanks | Sanitary appliances | 1951 |
| 4267 | Barking Brassware Co Ltd | Quality fittings catalogue : No. 668 | |
| 4266 | Registered Plumbers Association | Journal | 1966 |
| 4265 | Ideal-Standard | Ideal Heating Equipment list prices | 1961 |
| 4264 | Conex Terna Ltd | The international compression joint for copper, steel & polythene tubes | |
| 4263 | Aidas Electric Ltd | Sadia automatic electric water heaters | 1936 |
| 4262 | Crane Ltd | Boilers radiators accessories catalogue (+ 2 price lists) | 1936/1938/1950 |
| 4260 | Kinnell & Co Ltd | Water supply & horticultural sundries | 1939 |
| 4259 | Driver & Son | General catalogue : plumbers' brasswork | |
| 4258 | Kinnell & Co Ltd | Kinnell irrigation | |
| 4257 | Kinnell & Co Ltd | The growers list of nursery garden requisites | 1930 |
| 4256 | Lumbys Ltd | "Solar" boilers & radiators | 1937 |
| 4255 | Radiation Parkray Ltd | Central heating from a real fire | |
| 4254 | Kay & Co (Engineers) Ltd | Kontite : a comprehensive catalogue | 1958 |
| 4253 | Prestex | Compression joints catalogue & pricelist | 1966 |
| 4252 | Yorkshire Imperial Metals Ltd | Metric price list | 1971 |
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