double flemish bond facing and Eng- lish bond backing in each course stretcher bond facing and double flemish bond backing in each course English bond facing and double flemish bond backing in each course double flemish bond facing and header bond backing in each course
Answer Discuss in Comment
"Scientists dream about doing great things. Engineers do them."
PSC Advertisement ⏩ | Federal PSC | Bagmati PSC | PSC Karnali | PSC Lumbini | PSC Sudurpaschim | PSC Gandaki | PSC State 1.