heit. The wall radiators in each class-room will be under the control of a thermostat placed in the room. The horizontal fresh-air ducts in the basement will be located below the floor, and will be built of concrete. The vertical fresh air and vent ducts will be of terra cotta. All water-closets in the basement sanitaries will be provided with outlets for seat ventilation, which will be connected together by galvanized-iron ducts, and run in two separate flues to the top of the main ventilators. Connection will also be made to the space back of the urinals. Ventilation will be assisted by aspirating coils placed in the main flues. The individual closets will have similar seat vents. Electric System.—The building will be equipped with electric lights, a telephone system for interior communication, a system of electric clocks and program bells, all controlled by a single master clock, a projection lantern with reflectoscope attachment, and a combined local and auxiliary fire-alarm system. Item 2. The Sherwin District, elementary school, upper grades. This item was changed with the consent of the Superintendent and School Committee, and, instead of erecting one large, upper grade, elementary school, it was decided to purchase two lots of land, one on Ruggles street, the other on Hunneman street, and to erect a lower elementary School of eight rooms on the former, which will be named the Lafayette School, and a lower elementary of eight rooms, with provision for an addition at a future date, which would complete the building and adapt it for upper grades, on the latter lot. This will be named the George T. Angell School. The Lafayette School.—The lot on Ruggle SStreet contains 27,516 square feet, of which the building covers 5,493 square feet, leaving a yard space of 22,023 square feet, about 62 square feet per pupil. The building will accommodate 352 pupils, and contains eight class-rooms, all of the regular standard size, 23 by 29 feet, to accommodate forty-four pupils in each. There will be four class-rooms on the first and four on the second floor, and the basement will contain toilet-rooms, play-rooms and the heating apparatus. There will be no kindergarten here. The building will be of red brick and artificial stone, of first-class construction except the roof, which will be framed with wood and slated. Heating and Ventilation.— The building will be warmed and ventilated by the low pressure steam, gravity return, gravity indirect system. Ventilation will be stimulated by aspirating coils placed in the flues. There will be two cast-iron sectional boilers set in brick work. * A total of 4,250 square feet of radiation will be installed. The class-rooms will be warmed by indirect pin radiators, generally placed in brick heating chambers in the basement. The temperature of the air entering these rooms will be controlled

by hand mixing dampers operated by the teachers. The first floor corridor will have foot warmers. All other rooms in the building will be warmed by direct radiation. The warm ał and vent flues for the class-rooms will be made of brick. All water-closets in the basement sanitaries will be provided with outlets for seat ventilation, which will be connected together by galvanized-iron ducts and run in two separate flues to the top of the main ventilators. Connection will also be made to the space back of the urinals. Ventilation will be assisted by aspirating coils placed in the main flues. The individual closets will have similar seat vents. Electric System.—The building will be equipped with electric lights, electric clocks and program bells and a combined local and auxiliary fire-alarm system, but no telephones. The George T. Angell School.—The lot on Hunneman street contains 43,814 square feet and fronts on three streets, Hunneman street, Harrison avenue and Reed street. The building will contain eight class-rooms and a cooking-room, provisions being made for an addition in the future, which will contain eight class-rooms, manual training room and assembly hall, thus making the completed building an upper elementary School, with sixteen class-rooms, cooking and manual training rooms and assembly hall. The building, when completed, will cover over 12,850 square feet, leaving 20,964, square feet for a playground, or about 39 square feet per pupil. It will face the southwest, the original building occupying the Harrison avenue side of the lot and the addition the Reed street side. There will be three class-rooms, 23 by 29 feet, on the first and also on the second floor in the original building, and on each floor there will be one larger room to seat fifty. The basement contains the cooking-room, play-rooms, toilet and heating plant. The exterior will be red brick and artificial stone. The building will be of first-class construction, except the roof, which will be a flat composition roof. Heating and Ventilation.—The building will be warmed and ventilated by the low pressure steam, gravity return, gravity indirect system. Ventilation will be stimulated by means of aspirating coils placed in the vent flues. There will be two horizontal return tubular boilers, each 48 inches in diameter and 16 feet 4 inches long, containing fifty 3-inch charcoal iron tubes, 15 feet long. Provision is made for installing a third boiler whenever the proposed addition is built. $. There will be a total of 5,141 square feet of radiation. The class-rooms will be warmed by indirect pin radiators generally placed in brick heating chambers in the basement. The temperature of the air entering these rooms will be controlled by hand mixing dampers operated by the teachers. The first floor corridor is provided with foot warmers incased in galvanized iron and hung from the basement ceiling. All other rooms in the building are warmed by direct radiation. The warm air and vent flues for the class-rooms will be built of brick. © All water-closets in the basement sanitaries will be provided with outlets for seat ventilation, which will be connected together by galvanized-iron ducts and run in two separate flues to the top of the main ventilators. Connection will also be made to the space back of the urinals. Ventilation will be assisted by aspirating coils placed in the main flues. The individual closets will have similar seat vents. Electric System.—The building will be equipped with electric lights, electric clocks and program bells, a telephone system and a combined local and auxiliary fire-alarm system. Item 3.—The William Lloyd Garrison School.-The Lewis District, elementary school, lower grades, is located on Hutchings street, Roxbury. The lot extends through to Brookledge street, and contains about 45,000 square feet. This building also is planned for a future addition. The original building will contain ten class-rooms, of which six are the standard size to accommodate forty-four pupils, i. e., 23 by 29 feet, and four are larger, 23 by 32 feet, and will seat fifty pupils. One of the larger rooms will be used as a kindergarten, and is divided into two rooms. The original building will occupy 6,614 square feet, the addition 9,389 square feet, making a total of 16,003 square feet, leaving a play-ground space of 28,997 square feet. * The basement contains toilet-rooms, play-rooms and heating apparatus. There are three standard size class-rooms and two larger rooms, one of which will be used as kindergarten, on the first floor, and three standard size and two larger rooms on the second floor. The building is of first-class construction except the roof, and is built of red brick and artificial limestone, and has a slate roof. When completed the building will have eighteen classrooms, manual training and cooking-rooms, kindergarten and assembly hall, thus making it a fully equipped upper elementary school, but the present building will have neither assembly hall, cooking-room nor manual training room. Heating and ventilation.— The building will be warmed and ventilated by the low pressure steam, gravity, return gravity, indirect system. Ventilation will be stimulated by means of aspirating coils placed in the vent flues. There will be two horizontal return tubular boilers, each 54 inches in diameter and 16 feet 3 inches long, containing sixty 3-inch charcoal iron tubes, 15 feet long. Provision is made for installing a third boiler whenever the proposed addition is built. There will be a total of 5,708 square feet of radiation. The class-rooms will be warmed by indirect pin radiators, generally