ALLAYS the DUST and DIRT for 2 to 12 months, according to traffic, not only daring each Sweeping (without Sprinkling of any kind), but also throughout all the intervening periods — which is of greater hygienic importance. The Journal of Education - Página 1671928Vista completa - Acerca de este libro
| Harry George Turner Cannons - 1910 - 498 páginas
...LIBRARIES For the Anhydrous and most effective LAYING of DUST and DIRT, not only DURING EACH SWEEPING, but also THROUGHOUT ALL THE INTERVENING PERIODS — which is of greater hygienic importance — USE the unequalled ODOURLESS, or powerful GERMICIDAL FLORIGENE (A Registered Name suggested by... | |
| Library Association - 1910 - 780 páginas
...For the Anhydrous, Economic, and Effective LAYING Of DUST and DIRT. not only DURING EACH SWEEPING, but also THROUGHOUT ALL the INTERVENING PERIODS Which Is Of GREATER HYGIENIC IMPORTANCEUSE the unequalled ODOURLESS, or powerful GERMICIDAL FLORIGENE (A Registirul Name suggested... | |
| 1910 - 680 páginas
...* • DUSTLESS LIBRARIES For the Anhydrous LAYING of DUST and DIRT, not only DURING EACH SWEEPING, but also THROUGHOUT ALL the INTERVENING PERIODS— which is of GREATER HYGIENIC IMPORTANCEUSE the unequalled ODOURLESS, or powerful GERMICIDAL FLORIGENE (A Keniitered Namt tuggented... | |
| 1912 - 444 páginas
...SCHOOLS For the Anhydrous, economic and effective LAYING of DUST and DIRT not only during each Sweeping, but also throughout all the intervening periods — which is of greater hygienic importance — the Unequalled ODOURLESS, or POWERFUL GERMICIDAL FLORIGENE (A Registered A'ame suggested by FLOOR-HYGIENE)... | |
| 1913 - 528 páginas
...Is IMPORTANT TO NOTE that ONE APPLICATION ALLAYS the DUST a id DIRT for 2 to 12 months, according to traffic, not only during each sweeping (without sprinkling...throughout all the Intervening periods— which Is even of greater hygienic Importance. " Florigene " is an uiil to th» prevention of Thront aud other... | |
| 1914 - 444 páginas
..."Florigene" effectively allays the dust ami dirt fur 2 to 12 months, according to the traffic, not on'.y during each sweeping (without sprinkling of any kind),...throughout all the. intervening periods— which is even of greater hygienic importance. These sanitary, labour-saving and economic benefits are not attained... | |
| |