, free
from the control, debts, or engagements of her present or any future
husband, or unto such person or persons as she my said sister shall
from time to time, by any writing under her hand, notwithstanding her
present or any future coverture, and whether covert or sole, direct
or appoint; and from and immediately after the decease of my said
sister, then upon trust, that they my said trustees and the survivor
of them, his executors or administrators, do and shall assign and
transfer all my said personal estate and other the trust property
hereinbefore mentioned, or the stocks, funds, or securities wherein
or upon which the same shall or may be placed out or invested, unto
and among all and every the child and children of my said sister, if
more than one, in such parts, shares, and proportions, and to become
a vested interest, and to be paid and transferred at such time and
times, and in such manner, and with, under, and subject to such
provisions, conditions, and restrictions, as my said sister, at any
time during her life, whether covert or sole, by any deed or deeds,
instrument or instruments, in writing, with or without power of
revocation, to be sealed and delivered in the presence of two or more
credible witnesses, or by her last will and testament in writing, or
any writing of appointment in the nature of a will, shall direct or
appoint; and in default of any such appointment, or in case of the
death of my said sister in my lifetime, then upon trust that they my
said trustees and the survivor of them, his executors,
administrators, and assigns, do and shall assign and transfer all the
trust, property, and funds unto and among the children of my said
sister, if more than one, equally to be divided between them, share
and share alike, and if only one such child, then to such only child
the share and shares of such of them as shall be a son or sons, to be
paid and transferred unto him and them when and as he or they shall
respectively attain his or their age or ages of twenty-one years; and
the share and shares of such of them as shall be a daughter or
daughters, to be paid and transferred unto her or them when and as
she or they shall respectively attain her or their age or ages of
twenty-one years, or be married, which shall first happen; and in
case any of such children shall happen to die, being a son or sons,
before he or they shall attain the age of twenty-one years, or being
a daughter or daughters, before